13259320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:113

約数の個数: 96

約数和(自身を含む): 33598080

約数和(自身を除く): 20338760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 37, 40, 62, 68, 74, 85, 124, 136, 148, 155, 170, 185, 248, 289, 296, 310, 340, 370, 527, 578, 620, 629, 680, 740, 1054, 1147, 1156, 1240, 1258, 1445, 1480, 2108, 2294, 2312, 2516, 2635, 2890, 3145, 4216, 4588, 5032, 5270, 5735, 5780, 6290, 8959, 9176, 10540, 10693, 11470, 11560, 12580, 17918, 19499, 21080, 21386, 22940, 25160, 35836, 38998, 42772, 44795, 45880, 53465, 71672, 77996, 85544, 89590, 97495, 106930, 155992, 179180, 194990, 213860, 331483, 358360, 389980, 427720, 662966, 779960, 1325932, 1657415, 2651864, 3314830, 6629660, 13259320]

約数ペア:

[(1, 13259320), (2, 6629660), (4, 3314830), (5, 2651864), (8, 1657415), (10, 1325932), (17, 779960), (20, 662966), (31, 427720), (34, 389980), (37, 358360), (40, 331483), (62, 213860), (68, 194990), (74, 179180), (85, 155992), (124, 106930), (136, 97495), (148, 89590), (155, 85544), (170, 77996), (185, 71672), (248, 53465), (289, 45880), (296, 44795), (310, 42772), (340, 38998), (370, 35836), (527, 25160), (578, 22940), (620, 21386), (629, 21080), (680, 19499), (740, 17918), (1054, 12580), (1147, 11560), (1156, 11470), (1240, 10693), (1258, 10540), (1445, 9176), (1480, 8959), (2108, 6290), (2294, 5780), (2312, 5735), (2516, 5270), (2635, 5032), (2890, 4588), (3145, 4216)]