64540160

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1483}}^1$

素因数の和:1523

約数の個数: 80

約数和(自身を含む): 163958256

約数和(自身を除く): 99418096

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 512, 544, 640, 680, 1088, 1280, 1360, 1483, 2176, 2560, 2720, 2966, 4352, 5440, 5932, 7415, 8704, 10880, 11864, 14830, 21760, 23728, 25211, 29660, 43520, 47456, 50422, 59320, 94912, 100844, 118640, 126055, 189824, 201688, 237280, 252110, 379648, 403376, 474560, 504220, 759296, 806752, 949120, 1008440, 1613504, 1898240, 2016880, 3227008, 3796480, 4033760, 6454016, 8067520, 12908032, 16135040, 32270080, 64540160]

約数ペア:

[(1, 64540160), (2, 32270080), (4, 16135040), (5, 12908032), (8, 8067520), (10, 6454016), (16, 4033760), (17, 3796480), (20, 3227008), (32, 2016880), (34, 1898240), (40, 1613504), (64, 1008440), (68, 949120), (80, 806752), (85, 759296), (128, 504220), (136, 474560), (160, 403376), (170, 379648), (256, 252110), (272, 237280), (320, 201688), (340, 189824), (512, 126055), (544, 118640), (640, 100844), (680, 94912), (1088, 59320), (1280, 50422), (1360, 47456), (1483, 43520), (2176, 29660), (2560, 25211), (2720, 23728), (2966, 21760), (4352, 14830), (5440, 11864), (5932, 10880), (7415, 8704)]