65731860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21481}}^1$

素因数の和:21513

約数の個数: 72

約数和(自身を含む): 211125096

約数和(自身を除く): 145393236

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 21481, 42962, 64443, 85924, 107405, 128886, 193329, 214810, 257772, 322215, 365177, 386658, 429620, 644430, 730354, 773316, 966645, 1095531, 1288860, 1460708, 1825885, 1933290, 2191062, 3286593, 3651770, 3866580, 4382124, 5477655, 6573186, 7303540, 10955310, 13146372, 16432965, 21910620, 32865930, 65731860]

約数ペア:

[(1, 65731860), (2, 32865930), (3, 21910620), (4, 16432965), (5, 13146372), (6, 10955310), (9, 7303540), (10, 6573186), (12, 5477655), (15, 4382124), (17, 3866580), (18, 3651770), (20, 3286593), (30, 2191062), (34, 1933290), (36, 1825885), (45, 1460708), (51, 1288860), (60, 1095531), (68, 966645), (85, 773316), (90, 730354), (102, 644430), (153, 429620), (170, 386658), (180, 365177), (204, 322215), (255, 257772), (306, 214810), (340, 193329), (510, 128886), (612, 107405), (765, 85924), (1020, 64443), (1530, 42962), (3060, 21481)]