82541320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1621}}^1$

素因数の和:1718

約数の個数: 64

約数和(自身を含む): 198532800

約数和(自身を除く): 115991480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 67, 76, 95, 134, 152, 190, 268, 335, 380, 536, 670, 760, 1273, 1340, 1621, 2546, 2680, 3242, 5092, 6365, 6484, 8105, 10184, 12730, 12968, 16210, 25460, 30799, 32420, 50920, 61598, 64840, 108607, 123196, 153995, 217214, 246392, 307990, 434428, 543035, 615980, 868856, 1086070, 1231960, 2063533, 2172140, 4127066, 4344280, 8254132, 10317665, 16508264, 20635330, 41270660, 82541320]

約数ペア:

[(1, 82541320), (2, 41270660), (4, 20635330), (5, 16508264), (8, 10317665), (10, 8254132), (19, 4344280), (20, 4127066), (38, 2172140), (40, 2063533), (67, 1231960), (76, 1086070), (95, 868856), (134, 615980), (152, 543035), (190, 434428), (268, 307990), (335, 246392), (380, 217214), (536, 153995), (670, 123196), (760, 108607), (1273, 64840), (1340, 61598), (1621, 50920), (2546, 32420), (2680, 30799), (3242, 25460), (5092, 16210), (6365, 12968), (6484, 12730), (8105, 10184)]