221851411850

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{1751689}}^1$

素因数の和:1751867

約数の個数: 48

約数和(自身を含む): 439849359000

約数和(自身を除く): 217997947150

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 149, 170, 298, 425, 745, 850, 1490, 2533, 3725, 5066, 7450, 12665, 25330, 63325, 126650, 1751689, 3503378, 8758445, 17516890, 29778713, 43792225, 59557426, 87584450, 148893565, 261001661, 297787130, 522003322, 744467825, 1305008305, 1488935650, 2610016610, 4437028237, 6525041525, 8874056474, 13050083050, 22185141185, 44370282370, 110925705925, 221851411850]

約数ペア:

[(1, 221851411850), (2, 110925705925), (5, 44370282370), (10, 22185141185), (17, 13050083050), (25, 8874056474), (34, 6525041525), (50, 4437028237), (85, 2610016610), (149, 1488935650), (170, 1305008305), (298, 744467825), (425, 522003322), (745, 297787130), (850, 261001661), (1490, 148893565), (2533, 87584450), (3725, 59557426), (5066, 43792225), (7450, 29778713), (12665, 17516890), (25330, 8758445), (63325, 3503378), (126650, 1751689)]