25531600

素因数分解:

$2^4\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:149

約数の個数: 120

約数和(自身を含む): 66424320

約数和(自身を除く): 40892720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 31, 40, 50, 58, 62, 71, 80, 100, 116, 124, 142, 145, 155, 200, 232, 248, 284, 290, 310, 355, 400, 464, 496, 568, 580, 620, 710, 725, 775, 899, 1136, 1160, 1240, 1420, 1450, 1550, 1775, 1798, 2059, 2201, 2320, 2480, 2840, 2900, 3100, 3550, 3596, 4118, 4402, 4495, 5680, 5800, 6200, 7100, 7192, 8236, 8804, 8990, 10295, 11005, 11600, 12400, 14200, 14384, 16472, 17608, 17980, 20590, 22010, 22475, 28400, 32944, 35216, 35960, 41180, 44020, 44950, 51475, 55025, 63829, 71920, 82360, 88040, 89900, 102950, 110050, 127658, 164720, 176080, 179800, 205900, 220100, 255316, 319145, 359600, 411800, 440200, 510632, 638290, 823600, 880400, 1021264, 1276580, 1595725, 2553160, 3191450, 5106320, 6382900, 12765800, 25531600]

約数ペア:

[(1, 25531600), (2, 12765800), (4, 6382900), (5, 5106320), (8, 3191450), (10, 2553160), (16, 1595725), (20, 1276580), (25, 1021264), (29, 880400), (31, 823600), (40, 638290), (50, 510632), (58, 440200), (62, 411800), (71, 359600), (80, 319145), (100, 255316), (116, 220100), (124, 205900), (142, 179800), (145, 176080), (155, 164720), (200, 127658), (232, 110050), (248, 102950), (284, 89900), (290, 88040), (310, 82360), (355, 71920), (400, 63829), (464, 55025), (496, 51475), (568, 44950), (580, 44020), (620, 41180), (710, 35960), (725, 35216), (775, 32944), (899, 28400), (1136, 22475), (1160, 22010), (1240, 20590), (1420, 17980), (1450, 17608), (1550, 16472), (1775, 14384), (1798, 14200), (2059, 12400), (2201, 11600), (2320, 11005), (2480, 10295), (2840, 8990), (2900, 8804), (3100, 8236), (3550, 7192), (3596, 7100), (4118, 6200), (4402, 5800), (4495, 5680)]