64998640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3137}}^1$

素因数の和:3194

約数の個数: 80

約数和(自身を含む): 177435072

約数和(自身を除く): 112436432

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 185, 259, 280, 296, 370, 518, 560, 592, 740, 1036, 1295, 1480, 2072, 2590, 2960, 3137, 4144, 5180, 6274, 10360, 12548, 15685, 20720, 21959, 25096, 31370, 43918, 50192, 62740, 87836, 109795, 116069, 125480, 175672, 219590, 232138, 250960, 351344, 439180, 464276, 580345, 812483, 878360, 928552, 1160690, 1624966, 1756720, 1857104, 2321380, 3249932, 4062415, 4642760, 6499864, 8124830, 9285520, 12999728, 16249660, 32499320, 64998640]

約数ペア:

[(1, 64998640), (2, 32499320), (4, 16249660), (5, 12999728), (7, 9285520), (8, 8124830), (10, 6499864), (14, 4642760), (16, 4062415), (20, 3249932), (28, 2321380), (35, 1857104), (37, 1756720), (40, 1624966), (56, 1160690), (70, 928552), (74, 878360), (80, 812483), (112, 580345), (140, 464276), (148, 439180), (185, 351344), (259, 250960), (280, 232138), (296, 219590), (370, 175672), (518, 125480), (560, 116069), (592, 109795), (740, 87836), (1036, 62740), (1295, 50192), (1480, 43918), (2072, 31370), (2590, 25096), (2960, 21959), (3137, 20720), (4144, 15685), (5180, 12548), (6274, 10360)]