129373520

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{22153}}^1$

素因数の和:22239

約数の個数: 40

約数和(自身を含む): 304927656

約数和(自身を除く): 175554136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 22153, 44306, 88612, 110765, 177224, 221530, 354448, 443060, 886120, 1617169, 1772240, 3234338, 6468676, 8085845, 12937352, 16171690, 25874704, 32343380, 64686760, 129373520]

約数ペア:

[(1, 129373520), (2, 64686760), (4, 32343380), (5, 25874704), (8, 16171690), (10, 12937352), (16, 8085845), (20, 6468676), (40, 3234338), (73, 1772240), (80, 1617169), (146, 886120), (292, 443060), (365, 354448), (584, 221530), (730, 177224), (1168, 110765), (1460, 88612), (2920, 44306), (5840, 22153)]