98755280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{353}}^1$

素因数の和:648

約数の個数: 80

約数和(自身を含む): 248890320

約数和(自身を除く): 150135040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 269, 353, 520, 538, 706, 1040, 1076, 1345, 1412, 1765, 2152, 2690, 2824, 3497, 3530, 4304, 4589, 5380, 5648, 6994, 7060, 9178, 10760, 13988, 14120, 17485, 18356, 21520, 22945, 27976, 28240, 34970, 36712, 45890, 55952, 69940, 73424, 91780, 94957, 139880, 183560, 189914, 279760, 367120, 379828, 474785, 759656, 949570, 1234441, 1519312, 1899140, 2468882, 3798280, 4937764, 6172205, 7596560, 9875528, 12344410, 19751056, 24688820, 49377640, 98755280]

約数ペア:

[(1, 98755280), (2, 49377640), (4, 24688820), (5, 19751056), (8, 12344410), (10, 9875528), (13, 7596560), (16, 6172205), (20, 4937764), (26, 3798280), (40, 2468882), (52, 1899140), (65, 1519312), (80, 1234441), (104, 949570), (130, 759656), (208, 474785), (260, 379828), (269, 367120), (353, 279760), (520, 189914), (538, 183560), (706, 139880), (1040, 94957), (1076, 91780), (1345, 73424), (1412, 69940), (1765, 55952), (2152, 45890), (2690, 36712), (2824, 34970), (3497, 28240), (3530, 27976), (4304, 22945), (4589, 21520), (5380, 18356), (5648, 17485), (6994, 14120), (7060, 13988), (9178, 10760)]