854028080

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{2647}}^1$

素因数の和:2806

約数の個数: 80

約数和(自身を含む): 2058767040

約数和(自身を除く): 1204738960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 109, 148, 185, 218, 296, 370, 436, 545, 592, 740, 872, 1090, 1480, 1744, 2180, 2647, 2960, 4033, 4360, 5294, 8066, 8720, 10588, 13235, 16132, 20165, 21176, 26470, 32264, 40330, 42352, 52940, 64528, 80660, 97939, 105880, 161320, 195878, 211760, 288523, 322640, 391756, 489695, 577046, 783512, 979390, 1154092, 1442615, 1567024, 1958780, 2308184, 2885230, 3917560, 4616368, 5770460, 7835120, 10675351, 11540920, 21350702, 23081840, 42701404, 53376755, 85402808, 106753510, 170805616, 213507020, 427014040, 854028080]

約数ペア:

[(1, 854028080), (2, 427014040), (4, 213507020), (5, 170805616), (8, 106753510), (10, 85402808), (16, 53376755), (20, 42701404), (37, 23081840), (40, 21350702), (74, 11540920), (80, 10675351), (109, 7835120), (148, 5770460), (185, 4616368), (218, 3917560), (296, 2885230), (370, 2308184), (436, 1958780), (545, 1567024), (592, 1442615), (740, 1154092), (872, 979390), (1090, 783512), (1480, 577046), (1744, 489695), (2180, 391756), (2647, 322640), (2960, 288523), (4033, 211760), (4360, 195878), (5294, 161320), (8066, 105880), (8720, 97939), (10588, 80660), (13235, 64528), (16132, 52940), (20165, 42352), (21176, 40330), (26470, 32264)]