100405240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{659}}^1$

素因数の和:976

約数の個数: 64

約数和(自身を含む): 244490400

約数和(自身を除く): 144085160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 293, 520, 586, 659, 1172, 1318, 1465, 2344, 2636, 2930, 3295, 3809, 5272, 5860, 6590, 7618, 8567, 11720, 13180, 15236, 17134, 19045, 26360, 30472, 34268, 38090, 42835, 68536, 76180, 85670, 152360, 171340, 193087, 342680, 386174, 772348, 965435, 1544696, 1930870, 2510131, 3861740, 5020262, 7723480, 10040524, 12550655, 20081048, 25101310, 50202620, 100405240]

約数ペア:

[(1, 100405240), (2, 50202620), (4, 25101310), (5, 20081048), (8, 12550655), (10, 10040524), (13, 7723480), (20, 5020262), (26, 3861740), (40, 2510131), (52, 1930870), (65, 1544696), (104, 965435), (130, 772348), (260, 386174), (293, 342680), (520, 193087), (586, 171340), (659, 152360), (1172, 85670), (1318, 76180), (1465, 68536), (2344, 42835), (2636, 38090), (2930, 34268), (3295, 30472), (3809, 26360), (5272, 19045), (5860, 17134), (6590, 15236), (7618, 13180), (8567, 11720)]