71630080

素因数分解:

$2^8\times 5^1\times {\mathrm{107}}^1\times {\mathrm{523}}^1$

素因数の和:651

約数の個数: 72

約数和(自身を含む): 173511072

約数和(自身を除く): 101880992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 128, 160, 214, 256, 320, 428, 523, 535, 640, 856, 1046, 1070, 1280, 1712, 2092, 2140, 2615, 3424, 4184, 4280, 5230, 6848, 8368, 8560, 10460, 13696, 16736, 17120, 20920, 27392, 33472, 34240, 41840, 55961, 66944, 68480, 83680, 111922, 133888, 136960, 167360, 223844, 279805, 334720, 447688, 559610, 669440, 895376, 1119220, 1790752, 2238440, 3581504, 4476880, 7163008, 8953760, 14326016, 17907520, 35815040, 71630080]

約数ペア:

[(1, 71630080), (2, 35815040), (4, 17907520), (5, 14326016), (8, 8953760), (10, 7163008), (16, 4476880), (20, 3581504), (32, 2238440), (40, 1790752), (64, 1119220), (80, 895376), (107, 669440), (128, 559610), (160, 447688), (214, 334720), (256, 279805), (320, 223844), (428, 167360), (523, 136960), (535, 133888), (640, 111922), (856, 83680), (1046, 68480), (1070, 66944), (1280, 55961), (1712, 41840), (2092, 34240), (2140, 33472), (2615, 27392), (3424, 20920), (4184, 17120), (4280, 16736), (5230, 13696), (6848, 10460), (8368, 8560)]