74621560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{143503}}^1$

素因数の和:143527

約数の個数: 32

約数和(自身を含む): 180815040

約数和(自身を除く): 106193480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 143503, 287006, 574012, 717515, 1148024, 1435030, 1865539, 2870060, 3731078, 5740120, 7462156, 9327695, 14924312, 18655390, 37310780, 74621560]

約数ペア:

[(1, 74621560), (2, 37310780), (4, 18655390), (5, 14924312), (8, 9327695), (10, 7462156), (13, 5740120), (20, 3731078), (26, 2870060), (40, 1865539), (52, 1435030), (65, 1148024), (104, 717515), (130, 574012), (260, 287006), (520, 143503)]