25232181640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{24611}}^1$

素因数の和:24731

約数の個数: 96

約数和(自身を含む): 60764074560

約数和(自身を除く): 35531892920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 71, 76, 95, 142, 152, 190, 284, 355, 361, 380, 568, 710, 722, 760, 1349, 1420, 1444, 1805, 2698, 2840, 2888, 3610, 5396, 6745, 7220, 10792, 13490, 14440, 24611, 25631, 26980, 49222, 51262, 53960, 98444, 102524, 123055, 128155, 196888, 205048, 246110, 256310, 467609, 492220, 512620, 935218, 984440, 1025240, 1747381, 1870436, 2338045, 3494762, 3740872, 4676090, 6989524, 8736905, 8884571, 9352180, 13979048, 17473810, 17769142, 18704360, 33200239, 34947620, 35538284, 44422855, 66400478, 69895240, 71076568, 88845710, 132800956, 166001195, 177691420, 265601912, 332002390, 355382840, 630804541, 664004780, 1261609082, 1328009560, 2523218164, 3154022705, 5046436328, 6308045410, 12616090820, 25232181640]

約数ペア:

[(1, 25232181640), (2, 12616090820), (4, 6308045410), (5, 5046436328), (8, 3154022705), (10, 2523218164), (19, 1328009560), (20, 1261609082), (38, 664004780), (40, 630804541), (71, 355382840), (76, 332002390), (95, 265601912), (142, 177691420), (152, 166001195), (190, 132800956), (284, 88845710), (355, 71076568), (361, 69895240), (380, 66400478), (568, 44422855), (710, 35538284), (722, 34947620), (760, 33200239), (1349, 18704360), (1420, 17769142), (1444, 17473810), (1805, 13979048), (2698, 9352180), (2840, 8884571), (2888, 8736905), (3610, 6989524), (5396, 4676090), (6745, 3740872), (7220, 3494762), (10792, 2338045), (13490, 1870436), (14440, 1747381), (24611, 1025240), (25631, 984440), (26980, 935218), (49222, 512620), (51262, 492220), (53960, 467609), (98444, 256310), (102524, 246110), (123055, 205048), (128155, 196888)]