25786040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:205

約数の個数: 128

約数和(自身を含む): 72230400

約数和(自身を除く): 46444360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 37, 38, 40, 56, 70, 74, 76, 95, 131, 133, 140, 148, 152, 185, 190, 259, 262, 266, 280, 296, 370, 380, 518, 524, 532, 655, 665, 703, 740, 760, 917, 1036, 1048, 1064, 1295, 1310, 1330, 1406, 1480, 1834, 2072, 2489, 2590, 2620, 2660, 2812, 3515, 3668, 4585, 4847, 4921, 4978, 5180, 5240, 5320, 5624, 7030, 7336, 9170, 9694, 9842, 9956, 10360, 12445, 14060, 17423, 18340, 19388, 19684, 19912, 24235, 24605, 24890, 28120, 33929, 34846, 36680, 38776, 39368, 48470, 49210, 49780, 67858, 69692, 87115, 92093, 96940, 98420, 99560, 135716, 139384, 169645, 174230, 184186, 193880, 196840, 271432, 339290, 348460, 368372, 460465, 644651, 678580, 696920, 736744, 920930, 1289302, 1357160, 1841860, 2578604, 3223255, 3683720, 5157208, 6446510, 12893020, 25786040]

約数ペア:

[(1, 25786040), (2, 12893020), (4, 6446510), (5, 5157208), (7, 3683720), (8, 3223255), (10, 2578604), (14, 1841860), (19, 1357160), (20, 1289302), (28, 920930), (35, 736744), (37, 696920), (38, 678580), (40, 644651), (56, 460465), (70, 368372), (74, 348460), (76, 339290), (95, 271432), (131, 196840), (133, 193880), (140, 184186), (148, 174230), (152, 169645), (185, 139384), (190, 135716), (259, 99560), (262, 98420), (266, 96940), (280, 92093), (296, 87115), (370, 69692), (380, 67858), (518, 49780), (524, 49210), (532, 48470), (655, 39368), (665, 38776), (703, 36680), (740, 34846), (760, 33929), (917, 28120), (1036, 24890), (1048, 24605), (1064, 24235), (1295, 19912), (1310, 19684), (1330, 19388), (1406, 18340), (1480, 17423), (1834, 14060), (2072, 12445), (2489, 10360), (2590, 9956), (2620, 9842), (2660, 9694), (2812, 9170), (3515, 7336), (3668, 7030), (4585, 5624), (4847, 5320), (4921, 5240), (4978, 5180)]