64752570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1993}}^1$

素因数の和:2044

約数の個数: 72

約数和(自身を含む): 177773076

約数和(自身を除く): 113020506

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 361, 570, 722, 855, 1083, 1710, 1805, 1993, 2166, 3249, 3610, 3986, 5415, 5979, 6498, 9965, 10830, 11958, 16245, 17937, 19930, 29895, 32490, 35874, 37867, 59790, 75734, 89685, 113601, 179370, 189335, 227202, 340803, 378670, 568005, 681606, 719473, 1136010, 1438946, 1704015, 2158419, 3408030, 3597365, 4316838, 6475257, 7194730, 10792095, 12950514, 21584190, 32376285, 64752570]

約数ペア:

[(1, 64752570), (2, 32376285), (3, 21584190), (5, 12950514), (6, 10792095), (9, 7194730), (10, 6475257), (15, 4316838), (18, 3597365), (19, 3408030), (30, 2158419), (38, 1704015), (45, 1438946), (57, 1136010), (90, 719473), (95, 681606), (114, 568005), (171, 378670), (190, 340803), (285, 227202), (342, 189335), (361, 179370), (570, 113601), (722, 89685), (855, 75734), (1083, 59790), (1710, 37867), (1805, 35874), (1993, 32490), (2166, 29895), (3249, 19930), (3610, 17937), (3986, 16245), (5415, 11958), (5979, 10830), (6498, 9965)]