61515904

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{419}}^1$

素因数の和:501

約数の個数: 64

約数和(自身を含む): 130233600

約数和(自身を除く): 68717696

約数列:

[1, 2, 4, 8, 16, 31, 32, 37, 62, 64, 74, 124, 128, 148, 248, 296, 419, 496, 592, 838, 992, 1147, 1184, 1676, 1984, 2294, 2368, 3352, 3968, 4588, 4736, 6704, 9176, 12989, 13408, 15503, 18352, 25978, 26816, 31006, 36704, 51956, 53632, 62012, 73408, 103912, 124024, 146816, 207824, 248048, 415648, 480593, 496096, 831296, 961186, 992192, 1662592, 1922372, 1984384, 3844744, 7689488, 15378976, 30757952, 61515904]

約数ペア:

[(1, 61515904), (2, 30757952), (4, 15378976), (8, 7689488), (16, 3844744), (31, 1984384), (32, 1922372), (37, 1662592), (62, 992192), (64, 961186), (74, 831296), (124, 496096), (128, 480593), (148, 415648), (248, 248048), (296, 207824), (419, 146816), (496, 124024), (592, 103912), (838, 73408), (992, 62012), (1147, 53632), (1184, 51956), (1676, 36704), (1984, 31006), (2294, 26816), (2368, 25978), (3352, 18352), (3968, 15503), (4588, 13408), (4736, 12989), (6704, 9176)]