25232220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{263}}^1$

素因数の和:332

約数の個数: 144

約数和(自身を含む): 84756672

約数和(自身を除く): 59524452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 41, 45, 52, 60, 65, 78, 82, 90, 117, 123, 130, 156, 164, 180, 195, 205, 234, 246, 260, 263, 369, 390, 410, 468, 492, 526, 533, 585, 615, 738, 780, 789, 820, 1052, 1066, 1170, 1230, 1315, 1476, 1578, 1599, 1845, 2132, 2340, 2367, 2460, 2630, 2665, 3156, 3198, 3419, 3690, 3945, 4734, 4797, 5260, 5330, 6396, 6838, 7380, 7890, 7995, 9468, 9594, 10257, 10660, 10783, 11835, 13676, 15780, 15990, 17095, 19188, 20514, 21566, 23670, 23985, 30771, 31980, 32349, 34190, 41028, 43132, 47340, 47970, 51285, 53915, 61542, 64698, 68380, 95940, 97047, 102570, 107830, 123084, 129396, 140179, 153855, 161745, 194094, 205140, 215660, 280358, 307710, 323490, 388188, 420537, 485235, 560716, 615420, 646980, 700895, 841074, 970470, 1261611, 1401790, 1682148, 1940940, 2102685, 2523222, 2803580, 4205370, 5046444, 6308055, 8410740, 12616110, 25232220]

約数ペア:

[(1, 25232220), (2, 12616110), (3, 8410740), (4, 6308055), (5, 5046444), (6, 4205370), (9, 2803580), (10, 2523222), (12, 2102685), (13, 1940940), (15, 1682148), (18, 1401790), (20, 1261611), (26, 970470), (30, 841074), (36, 700895), (39, 646980), (41, 615420), (45, 560716), (52, 485235), (60, 420537), (65, 388188), (78, 323490), (82, 307710), (90, 280358), (117, 215660), (123, 205140), (130, 194094), (156, 161745), (164, 153855), (180, 140179), (195, 129396), (205, 123084), (234, 107830), (246, 102570), (260, 97047), (263, 95940), (369, 68380), (390, 64698), (410, 61542), (468, 53915), (492, 51285), (526, 47970), (533, 47340), (585, 43132), (615, 41028), (738, 34190), (780, 32349), (789, 31980), (820, 30771), (1052, 23985), (1066, 23670), (1170, 21566), (1230, 20514), (1315, 19188), (1476, 17095), (1578, 15990), (1599, 15780), (1845, 13676), (2132, 11835), (2340, 10783), (2367, 10660), (2460, 10257), (2630, 9594), (2665, 9468), (3156, 7995), (3198, 7890), (3419, 7380), (3690, 6838), (3945, 6396), (4734, 5330), (4797, 5260)]