101998520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2687}}^1$

素因数の和:2784

約数の個数: 64

約数和(自身を含む): 250629120

約数和(自身を除く): 148630600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 73, 104, 130, 146, 260, 292, 365, 520, 584, 730, 949, 1460, 1898, 2687, 2920, 3796, 4745, 5374, 7592, 9490, 10748, 13435, 18980, 21496, 26870, 34931, 37960, 53740, 69862, 107480, 139724, 174655, 196151, 279448, 349310, 392302, 698620, 784604, 980755, 1397240, 1569208, 1961510, 2549963, 3923020, 5099926, 7846040, 10199852, 12749815, 20399704, 25499630, 50999260, 101998520]

約数ペア:

[(1, 101998520), (2, 50999260), (4, 25499630), (5, 20399704), (8, 12749815), (10, 10199852), (13, 7846040), (20, 5099926), (26, 3923020), (40, 2549963), (52, 1961510), (65, 1569208), (73, 1397240), (104, 980755), (130, 784604), (146, 698620), (260, 392302), (292, 349310), (365, 279448), (520, 196151), (584, 174655), (730, 139724), (949, 107480), (1460, 69862), (1898, 53740), (2687, 37960), (2920, 34931), (3796, 26870), (4745, 21496), (5374, 18980), (7592, 13435), (9490, 10748)]