82911920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1627}}^1$

素因数の和:1667

約数の個数: 120

約数和(自身を含む): 241640784

約数和(自身を除く): 158728864

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 182, 196, 208, 245, 260, 280, 364, 392, 455, 490, 520, 560, 637, 728, 784, 910, 980, 1040, 1274, 1456, 1627, 1820, 1960, 2548, 3185, 3254, 3640, 3920, 5096, 6370, 6508, 7280, 8135, 10192, 11389, 12740, 13016, 16270, 21151, 22778, 25480, 26032, 32540, 42302, 45556, 50960, 56945, 65080, 79723, 84604, 91112, 105755, 113890, 130160, 148057, 159446, 169208, 182224, 211510, 227780, 296114, 318892, 338416, 398615, 423020, 455560, 592228, 637784, 740285, 797230, 846040, 911120, 1036399, 1184456, 1275568, 1480570, 1594460, 1692080, 2072798, 2368912, 2961140, 3188920, 4145596, 5181995, 5922280, 6377840, 8291192, 10363990, 11844560, 16582384, 20727980, 41455960, 82911920]

約数ペア:

[(1, 82911920), (2, 41455960), (4, 20727980), (5, 16582384), (7, 11844560), (8, 10363990), (10, 8291192), (13, 6377840), (14, 5922280), (16, 5181995), (20, 4145596), (26, 3188920), (28, 2961140), (35, 2368912), (40, 2072798), (49, 1692080), (52, 1594460), (56, 1480570), (65, 1275568), (70, 1184456), (80, 1036399), (91, 911120), (98, 846040), (104, 797230), (112, 740285), (130, 637784), (140, 592228), (182, 455560), (196, 423020), (208, 398615), (245, 338416), (260, 318892), (280, 296114), (364, 227780), (392, 211510), (455, 182224), (490, 169208), (520, 159446), (560, 148057), (637, 130160), (728, 113890), (784, 105755), (910, 91112), (980, 84604), (1040, 79723), (1274, 65080), (1456, 56945), (1627, 50960), (1820, 45556), (1960, 42302), (2548, 32540), (3185, 26032), (3254, 25480), (3640, 22778), (3920, 21151), (5096, 16270), (6370, 13016), (6508, 12740), (7280, 11389), (8135, 10192)]