64568500

素因数分解:

$2^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:182

約数の個数: 96

約数和(自身を含む): 150302880

約数和(自身を除く): 85734380

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 61, 73, 100, 116, 122, 125, 145, 146, 244, 250, 290, 292, 305, 365, 500, 580, 610, 725, 730, 1220, 1450, 1460, 1525, 1769, 1825, 2117, 2900, 3050, 3538, 3625, 3650, 4234, 4453, 6100, 7076, 7250, 7300, 7625, 8468, 8845, 8906, 9125, 10585, 14500, 15250, 17690, 17812, 18250, 21170, 22265, 30500, 35380, 36500, 42340, 44225, 44530, 52925, 88450, 89060, 105850, 111325, 129137, 176900, 211700, 221125, 222650, 258274, 264625, 442250, 445300, 516548, 529250, 556625, 645685, 884500, 1058500, 1113250, 1291370, 2226500, 2582740, 3228425, 6456850, 12913700, 16142125, 32284250, 64568500]

約数ペア:

[(1, 64568500), (2, 32284250), (4, 16142125), (5, 12913700), (10, 6456850), (20, 3228425), (25, 2582740), (29, 2226500), (50, 1291370), (58, 1113250), (61, 1058500), (73, 884500), (100, 645685), (116, 556625), (122, 529250), (125, 516548), (145, 445300), (146, 442250), (244, 264625), (250, 258274), (290, 222650), (292, 221125), (305, 211700), (365, 176900), (500, 129137), (580, 111325), (610, 105850), (725, 89060), (730, 88450), (1220, 52925), (1450, 44530), (1460, 44225), (1525, 42340), (1769, 36500), (1825, 35380), (2117, 30500), (2900, 22265), (3050, 21170), (3538, 18250), (3625, 17812), (3650, 17690), (4234, 15250), (4453, 14500), (6100, 10585), (7076, 9125), (7250, 8906), (7300, 8845), (7625, 8468)]