421617760

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{64271}}^1$

素因数の和:64327

約数の個数: 48

約数和(自身を含む): 1020382272

約数和(自身を除く): 598764512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6560, 64271, 128542, 257084, 321355, 514168, 642710, 1028336, 1285420, 2056672, 2570840, 2635111, 5141680, 5270222, 10283360, 10540444, 13175555, 21080888, 26351110, 42161776, 52702220, 84323552, 105404440, 210808880, 421617760]

約数ペア:

[(1, 421617760), (2, 210808880), (4, 105404440), (5, 84323552), (8, 52702220), (10, 42161776), (16, 26351110), (20, 21080888), (32, 13175555), (40, 10540444), (41, 10283360), (80, 5270222), (82, 5141680), (160, 2635111), (164, 2570840), (205, 2056672), (328, 1285420), (410, 1028336), (656, 642710), (820, 514168), (1312, 321355), (1640, 257084), (3280, 128542), (6560, 64271)]