204313990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41443}}^1$

素因数の和:41496

約数の個数: 32

約数和(自身を含む): 402835680

約数和(自身を除く): 198521690

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 290, 493, 986, 2465, 4930, 41443, 82886, 207215, 414430, 704531, 1201847, 1409062, 2403694, 3522655, 6009235, 7045310, 12018470, 20431399, 40862798, 102156995, 204313990]

約数ペア:

[(1, 204313990), (2, 102156995), (5, 40862798), (10, 20431399), (17, 12018470), (29, 7045310), (34, 6009235), (58, 3522655), (85, 2403694), (145, 1409062), (170, 1201847), (290, 704531), (493, 414430), (986, 207215), (2465, 82886), (4930, 41443)]