200988389630

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{641}}^1\times {\mathrm{639907}}^1$

素因数の和:640569

約数の個数: 48

約数和(自身を含む): 421502280336

約数和(自身を除く): 220513890706

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 641, 1282, 3205, 4487, 6410, 8974, 22435, 31409, 44870, 62818, 157045, 314090, 639907, 1279814, 3199535, 4479349, 6399070, 8958698, 22396745, 31355443, 44793490, 62710886, 156777215, 313554430, 410180387, 820360774, 2050901935, 2871262709, 4101803870, 5742525418, 14356313545, 20098838963, 28712627090, 40197677926, 100494194815, 200988389630]

約数ペア:

[(1, 200988389630), (2, 100494194815), (5, 40197677926), (7, 28712627090), (10, 20098838963), (14, 14356313545), (35, 5742525418), (49, 4101803870), (70, 2871262709), (98, 2050901935), (245, 820360774), (490, 410180387), (641, 313554430), (1282, 156777215), (3205, 62710886), (4487, 44793490), (6410, 31355443), (8974, 22396745), (22435, 8958698), (31409, 6399070), (44870, 4479349), (62818, 3199535), (157045, 1279814), (314090, 639907)]