3578778880

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{90191}}^1$

素因数の和:90243

約数の個数: 72

約数和(自身を含む): 8848917504

約数和(自身を除く): 5270138624

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, 496, 620, 640, 992, 1240, 1280, 1984, 2480, 3968, 4960, 7936, 9920, 19840, 39680, 90191, 180382, 360764, 450955, 721528, 901910, 1443056, 1803820, 2795921, 2886112, 3607640, 5591842, 5772224, 7215280, 11183684, 11544448, 13979605, 14430560, 22367368, 23088896, 27959210, 28861120, 44734736, 55918420, 57722240, 89469472, 111836840, 115444480, 178938944, 223673680, 357877888, 447347360, 715755776, 894694720, 1789389440, 3578778880]

約数ペア:

[(1, 3578778880), (2, 1789389440), (4, 894694720), (5, 715755776), (8, 447347360), (10, 357877888), (16, 223673680), (20, 178938944), (31, 115444480), (32, 111836840), (40, 89469472), (62, 57722240), (64, 55918420), (80, 44734736), (124, 28861120), (128, 27959210), (155, 23088896), (160, 22367368), (248, 14430560), (256, 13979605), (310, 11544448), (320, 11183684), (496, 7215280), (620, 5772224), (640, 5591842), (992, 3607640), (1240, 2886112), (1280, 2795921), (1984, 1803820), (2480, 1443056), (3968, 901910), (4960, 721528), (7936, 450955), (9920, 360764), (19840, 180382), (39680, 90191)]