25688040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{577}}^1$

素因数の和:651

約数の個数: 128

約数和(自身を含む): 89890560

約数和(自身を除く): 64202520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 53, 56, 60, 70, 84, 105, 106, 120, 140, 159, 168, 210, 212, 265, 280, 318, 371, 420, 424, 530, 577, 636, 742, 795, 840, 1060, 1113, 1154, 1272, 1484, 1590, 1731, 1855, 2120, 2226, 2308, 2885, 2968, 3180, 3462, 3710, 4039, 4452, 4616, 5565, 5770, 6360, 6924, 7420, 8078, 8655, 8904, 11130, 11540, 12117, 13848, 14840, 16156, 17310, 20195, 22260, 23080, 24234, 30581, 32312, 34620, 40390, 44520, 48468, 60585, 61162, 69240, 80780, 91743, 96936, 121170, 122324, 152905, 161560, 183486, 214067, 242340, 244648, 305810, 366972, 428134, 458715, 484680, 611620, 642201, 733944, 856268, 917430, 1070335, 1223240, 1284402, 1712536, 1834860, 2140670, 2568804, 3211005, 3669720, 4281340, 5137608, 6422010, 8562680, 12844020, 25688040]

約数ペア:

[(1, 25688040), (2, 12844020), (3, 8562680), (4, 6422010), (5, 5137608), (6, 4281340), (7, 3669720), (8, 3211005), (10, 2568804), (12, 2140670), (14, 1834860), (15, 1712536), (20, 1284402), (21, 1223240), (24, 1070335), (28, 917430), (30, 856268), (35, 733944), (40, 642201), (42, 611620), (53, 484680), (56, 458715), (60, 428134), (70, 366972), (84, 305810), (105, 244648), (106, 242340), (120, 214067), (140, 183486), (159, 161560), (168, 152905), (210, 122324), (212, 121170), (265, 96936), (280, 91743), (318, 80780), (371, 69240), (420, 61162), (424, 60585), (530, 48468), (577, 44520), (636, 40390), (742, 34620), (795, 32312), (840, 30581), (1060, 24234), (1113, 23080), (1154, 22260), (1272, 20195), (1484, 17310), (1590, 16156), (1731, 14840), (1855, 13848), (2120, 12117), (2226, 11540), (2308, 11130), (2885, 8904), (2968, 8655), (3180, 8078), (3462, 7420), (3710, 6924), (4039, 6360), (4452, 5770), (4616, 5565)]