69781410.000000000

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^2\times {\mathrm{3517}}^1$

素因数の和:3559

約数の個数: 72

約数和(自身を含む): 299364210

約数和(自身を除く): 180489610

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 169, 200, 260, 325, 338, 520, 650, 676, 845, 1300, 1352, 1690, 2600, 3380, 3517, 4225, 6760, 7034, 8450, 14068, 16900, 17585, 28136, 33800, 35170, 45721, 70340, 87925, 91442, 140680, 175850, 182884, 228605, 351700, 365768, 457210, 594373, 703400, 914420, 1143025, 1188746, 1828840, 2286050, 2377492, 2971865, 4572100, 4754984, 5943730, 9144200, 11887460, 14859325, 23774920, 29718650, 59437300, 118874600]

約数ペア:

[(1, 118874600), (2, 59437300), (4, 29718650), (5, 23774920), (8, 14859325), (10, 11887460), (13, 9144200), (20, 5943730), (25, 4754984), (26, 4572100), (40, 2971865), (50, 2377492), (52, 2286050), (65, 1828840), (100, 1188746), (104, 1143025), (130, 914420), (169, 703400), (200, 594373), (260, 457210), (325, 365768), (338, 351700), (520, 228605), (650, 182884), (676, 175850), (845, 140680), (1300, 91442), (1352, 87925), (1690, 70340), (2600, 45721), (3380, 35170), (3517, 33800), (4225, 28136), (6760, 17585), (7034, 16900), (8450, 14068)]