64051520

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:292

約数の個数: 112

約数和(自身を含む): 167060880

約数和(自身を除く): 103009360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 89, 104, 130, 160, 173, 178, 208, 260, 320, 346, 356, 416, 445, 520, 692, 712, 832, 865, 890, 1040, 1157, 1384, 1424, 1730, 1780, 2080, 2249, 2314, 2768, 2848, 3460, 3560, 4160, 4498, 4628, 5536, 5696, 5785, 6920, 7120, 8996, 9256, 11072, 11245, 11570, 13840, 14240, 15397, 17992, 18512, 22490, 23140, 27680, 28480, 30794, 35984, 37024, 44980, 46280, 55360, 61588, 71968, 74048, 76985, 89960, 92560, 123176, 143936, 153970, 179920, 185120, 200161, 246352, 307940, 359840, 370240, 400322, 492704, 615880, 719680, 800644, 985408, 1000805, 1231760, 1601288, 2001610, 2463520, 3202576, 4003220, 4927040, 6405152, 8006440, 12810304, 16012880, 32025760, 64051520]

約数ペア:

[(1, 64051520), (2, 32025760), (4, 16012880), (5, 12810304), (8, 8006440), (10, 6405152), (13, 4927040), (16, 4003220), (20, 3202576), (26, 2463520), (32, 2001610), (40, 1601288), (52, 1231760), (64, 1000805), (65, 985408), (80, 800644), (89, 719680), (104, 615880), (130, 492704), (160, 400322), (173, 370240), (178, 359840), (208, 307940), (260, 246352), (320, 200161), (346, 185120), (356, 179920), (416, 153970), (445, 143936), (520, 123176), (692, 92560), (712, 89960), (832, 76985), (865, 74048), (890, 71968), (1040, 61588), (1157, 55360), (1384, 46280), (1424, 44980), (1730, 37024), (1780, 35984), (2080, 30794), (2249, 28480), (2314, 27680), (2768, 23140), (2848, 22490), (3460, 18512), (3560, 17992), (4160, 15397), (4498, 14240), (4628, 13840), (5536, 11570), (5696, 11245), (5785, 11072), (6920, 9256), (7120, 8996)]