51098480

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{283}}^1$

素因数の和:394

約数の個数: 80

約数和(自身を含む): 124453344

約数和(自身を除く): 73354864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 61, 74, 80, 122, 148, 185, 244, 283, 296, 305, 370, 488, 566, 592, 610, 740, 976, 1132, 1220, 1415, 1480, 2257, 2264, 2440, 2830, 2960, 4514, 4528, 4880, 5660, 9028, 10471, 11285, 11320, 17263, 18056, 20942, 22570, 22640, 34526, 36112, 41884, 45140, 52355, 69052, 83768, 86315, 90280, 104710, 138104, 167536, 172630, 180560, 209420, 276208, 345260, 418840, 638731, 690520, 837680, 1277462, 1381040, 2554924, 3193655, 5109848, 6387310, 10219696, 12774620, 25549240, 51098480]

約数ペア:

[(1, 51098480), (2, 25549240), (4, 12774620), (5, 10219696), (8, 6387310), (10, 5109848), (16, 3193655), (20, 2554924), (37, 1381040), (40, 1277462), (61, 837680), (74, 690520), (80, 638731), (122, 418840), (148, 345260), (185, 276208), (244, 209420), (283, 180560), (296, 172630), (305, 167536), (370, 138104), (488, 104710), (566, 90280), (592, 86315), (610, 83768), (740, 69052), (976, 52355), (1132, 45140), (1220, 41884), (1415, 36112), (1480, 34526), (2257, 22640), (2264, 22570), (2440, 20942), (2830, 18056), (2960, 17263), (4514, 11320), (4528, 11285), (4880, 10471), (5660, 9028)]