64893920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4457}}^1$

素因数の和:4492

約数の個数: 96

約数和(自身を含む): 188733888

約数和(自身を除く): 123839968

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 364, 416, 455, 520, 560, 728, 910, 1040, 1120, 1456, 1820, 2080, 2912, 3640, 4457, 7280, 8914, 14560, 17828, 22285, 31199, 35656, 44570, 57941, 62398, 71312, 89140, 115882, 124796, 142624, 155995, 178280, 231764, 249592, 289705, 311990, 356560, 405587, 463528, 499184, 579410, 623980, 713120, 811174, 927056, 998368, 1158820, 1247960, 1622348, 1854112, 2027935, 2317640, 2495920, 3244696, 4055870, 4635280, 4991840, 6489392, 8111740, 9270560, 12978784, 16223480, 32446960, 64893920]

約数ペア:

[(1, 64893920), (2, 32446960), (4, 16223480), (5, 12978784), (7, 9270560), (8, 8111740), (10, 6489392), (13, 4991840), (14, 4635280), (16, 4055870), (20, 3244696), (26, 2495920), (28, 2317640), (32, 2027935), (35, 1854112), (40, 1622348), (52, 1247960), (56, 1158820), (65, 998368), (70, 927056), (80, 811174), (91, 713120), (104, 623980), (112, 579410), (130, 499184), (140, 463528), (160, 405587), (182, 356560), (208, 311990), (224, 289705), (260, 249592), (280, 231764), (364, 178280), (416, 155995), (455, 142624), (520, 124796), (560, 115882), (728, 89140), (910, 71312), (1040, 62398), (1120, 57941), (1456, 44570), (1820, 35656), (2080, 31199), (2912, 22285), (3640, 17828), (4457, 14560), (7280, 8914)]