80663100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{541}}^1$

素因数の和:636

約数の個数: 144

約数和(自身を含む): 270982656

約数和(自身を除く): 190319556

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 71, 75, 84, 100, 105, 140, 142, 150, 175, 210, 213, 284, 300, 350, 355, 420, 426, 497, 525, 541, 700, 710, 852, 994, 1050, 1065, 1082, 1420, 1491, 1623, 1775, 1988, 2100, 2130, 2164, 2485, 2705, 2982, 3246, 3550, 3787, 4260, 4970, 5325, 5410, 5964, 6492, 7100, 7455, 7574, 8115, 9940, 10650, 10820, 11361, 12425, 13525, 14910, 15148, 16230, 18935, 21300, 22722, 24850, 27050, 29820, 32460, 37275, 37870, 38411, 40575, 45444, 49700, 54100, 56805, 74550, 75740, 76822, 81150, 94675, 113610, 115233, 149100, 153644, 162300, 189350, 192055, 227220, 230466, 268877, 284025, 378700, 384110, 460932, 537754, 568050, 576165, 768220, 806631, 960275, 1075508, 1136100, 1152330, 1344385, 1613262, 1920550, 2304660, 2688770, 2880825, 3226524, 3841100, 4033155, 5377540, 5761650, 6721925, 8066310, 11523300, 13443850, 16132620, 20165775, 26887700, 40331550, 80663100]

約数ペア:

[(1, 80663100), (2, 40331550), (3, 26887700), (4, 20165775), (5, 16132620), (6, 13443850), (7, 11523300), (10, 8066310), (12, 6721925), (14, 5761650), (15, 5377540), (20, 4033155), (21, 3841100), (25, 3226524), (28, 2880825), (30, 2688770), (35, 2304660), (42, 1920550), (50, 1613262), (60, 1344385), (70, 1152330), (71, 1136100), (75, 1075508), (84, 960275), (100, 806631), (105, 768220), (140, 576165), (142, 568050), (150, 537754), (175, 460932), (210, 384110), (213, 378700), (284, 284025), (300, 268877), (350, 230466), (355, 227220), (420, 192055), (426, 189350), (497, 162300), (525, 153644), (541, 149100), (700, 115233), (710, 113610), (852, 94675), (994, 81150), (1050, 76822), (1065, 75740), (1082, 74550), (1420, 56805), (1491, 54100), (1623, 49700), (1775, 45444), (1988, 40575), (2100, 38411), (2130, 37870), (2164, 37275), (2485, 32460), (2705, 29820), (2982, 27050), (3246, 24850), (3550, 22722), (3787, 21300), (4260, 18935), (4970, 16230), (5325, 15148), (5410, 14910), (5964, 13525), (6492, 12425), (7100, 11361), (7455, 10820), (7574, 10650), (8115, 9940)]