211919955100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{19121}}^1$

素因数の和:19436

約数の個数: 144

約数和(自身を含む): 535381733376

約数和(自身を除く): 323461778276

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 71, 100, 140, 142, 175, 223, 284, 350, 355, 446, 497, 700, 710, 892, 994, 1115, 1420, 1561, 1775, 1988, 2230, 2485, 3122, 3550, 4460, 4970, 5575, 6244, 7100, 7805, 9940, 11150, 12425, 15610, 15833, 19121, 22300, 24850, 31220, 31666, 38242, 39025, 49700, 63332, 76484, 78050, 79165, 95605, 110831, 133847, 156100, 158330, 191210, 221662, 267694, 316660, 382420, 395825, 443324, 478025, 535388, 554155, 669235, 791650, 956050, 1108310, 1338470, 1357591, 1583300, 1912100, 2216620, 2676940, 2715182, 2770775, 3346175, 4263983, 5430364, 5541550, 6692350, 6787955, 8527966, 9503137, 11083100, 13384700, 13575910, 17055932, 19006274, 21319915, 27151820, 29847881, 33939775, 38012548, 42639830, 47515685, 59695762, 67879550, 85279660, 95031370, 106599575, 119391524, 135759100, 149239405, 190062740, 213199150, 237578425, 298478810, 302742793, 426398300, 475156850, 596957620, 605485586, 746197025, 950313700, 1210971172, 1492394050, 1513713965, 2119199551, 2984788100, 3027427930, 4238399102, 6054855860, 7568569825, 8476798204, 10595997755, 15137139650, 21191995510, 30274279300, 42383991020, 52979988775, 105959977550, 211919955100]

約数ペア:

[(1, 211919955100), (2, 105959977550), (4, 52979988775), (5, 42383991020), (7, 30274279300), (10, 21191995510), (14, 15137139650), (20, 10595997755), (25, 8476798204), (28, 7568569825), (35, 6054855860), (50, 4238399102), (70, 3027427930), (71, 2984788100), (100, 2119199551), (140, 1513713965), (142, 1492394050), (175, 1210971172), (223, 950313700), (284, 746197025), (350, 605485586), (355, 596957620), (446, 475156850), (497, 426398300), (700, 302742793), (710, 298478810), (892, 237578425), (994, 213199150), (1115, 190062740), (1420, 149239405), (1561, 135759100), (1775, 119391524), (1988, 106599575), (2230, 95031370), (2485, 85279660), (3122, 67879550), (3550, 59695762), (4460, 47515685), (4970, 42639830), (5575, 38012548), (6244, 33939775), (7100, 29847881), (7805, 27151820), (9940, 21319915), (11150, 19006274), (12425, 17055932), (15610, 13575910), (15833, 13384700), (19121, 11083100), (22300, 9503137), (24850, 8527966), (31220, 6787955), (31666, 6692350), (38242, 5541550), (39025, 5430364), (49700, 4263983), (63332, 3346175), (76484, 2770775), (78050, 2715182), (79165, 2676940), (95605, 2216620), (110831, 1912100), (133847, 1583300), (156100, 1357591), (158330, 1338470), (191210, 1108310), (221662, 956050), (267694, 791650), (316660, 669235), (382420, 554155), (395825, 535388), (443324, 478025)]