31375380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{12161}}^1$

素因数の和:12216

約数の個数: 48

約数和(自身を含む): 89901504

約数和(自身を除く): 58526124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 12161, 24322, 36483, 48644, 60805, 72966, 121610, 145932, 182415, 243220, 364830, 522923, 729660, 1045846, 1568769, 2091692, 2614615, 3137538, 5229230, 6275076, 7843845, 10458460, 15687690, 31375380]

約数ペア:

[(1, 31375380), (2, 15687690), (3, 10458460), (4, 7843845), (5, 6275076), (6, 5229230), (10, 3137538), (12, 2614615), (15, 2091692), (20, 1568769), (30, 1045846), (43, 729660), (60, 522923), (86, 364830), (129, 243220), (172, 182415), (215, 145932), (258, 121610), (430, 72966), (516, 60805), (645, 48644), (860, 36483), (1290, 24322), (2580, 12161)]