66503680

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:475

約数の個数: 88

約数和(自身を含む): 165070080

約数和(自身を除く): 98566400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 419, 496, 512, 620, 640, 838, 992, 1024, 1240, 1280, 1676, 1984, 2095, 2480, 2560, 3352, 3968, 4190, 4960, 5120, 6704, 7936, 8380, 9920, 12989, 13408, 15872, 16760, 19840, 25978, 26816, 31744, 33520, 39680, 51956, 53632, 64945, 67040, 79360, 103912, 107264, 129890, 134080, 158720, 207824, 214528, 259780, 268160, 415648, 429056, 519560, 536320, 831296, 1039120, 1072640, 1662592, 2078240, 2145280, 3325184, 4156480, 6650368, 8312960, 13300736, 16625920, 33251840, 66503680]

約数ペア:

[(1, 66503680), (2, 33251840), (4, 16625920), (5, 13300736), (8, 8312960), (10, 6650368), (16, 4156480), (20, 3325184), (31, 2145280), (32, 2078240), (40, 1662592), (62, 1072640), (64, 1039120), (80, 831296), (124, 536320), (128, 519560), (155, 429056), (160, 415648), (248, 268160), (256, 259780), (310, 214528), (320, 207824), (419, 158720), (496, 134080), (512, 129890), (620, 107264), (640, 103912), (838, 79360), (992, 67040), (1024, 64945), (1240, 53632), (1280, 51956), (1676, 39680), (1984, 33520), (2095, 31744), (2480, 26816), (2560, 25978), (3352, 19840), (3968, 16760), (4190, 15872), (4960, 13408), (5120, 12989), (6704, 9920), (7936, 8380)]