85397560

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1129}}^1$

素因数の和:1232

約数の個数: 64

約数和(自身を含む): 201772800

約数和(自身を除く): 116375240

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 61, 62, 122, 124, 155, 244, 248, 305, 310, 488, 610, 620, 1129, 1220, 1240, 1891, 2258, 2440, 3782, 4516, 5645, 7564, 9032, 9455, 11290, 15128, 18910, 22580, 34999, 37820, 45160, 68869, 69998, 75640, 137738, 139996, 174995, 275476, 279992, 344345, 349990, 550952, 688690, 699980, 1377380, 1399960, 2134939, 2754760, 4269878, 8539756, 10674695, 17079512, 21349390, 42698780, 85397560]

約数ペア:

[(1, 85397560), (2, 42698780), (4, 21349390), (5, 17079512), (8, 10674695), (10, 8539756), (20, 4269878), (31, 2754760), (40, 2134939), (61, 1399960), (62, 1377380), (122, 699980), (124, 688690), (155, 550952), (244, 349990), (248, 344345), (305, 279992), (310, 275476), (488, 174995), (610, 139996), (620, 137738), (1129, 75640), (1220, 69998), (1240, 68869), (1891, 45160), (2258, 37820), (2440, 34999), (3782, 22580), (4516, 18910), (5645, 15128), (7564, 11290), (9032, 9455)]