13148720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1$

素因数の和:342

約数の個数: 80

約数和(自身を含む): 33747840

約数和(自身を除く): 20599120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 47, 52, 65, 80, 94, 104, 130, 188, 208, 235, 260, 269, 376, 470, 520, 538, 611, 752, 940, 1040, 1076, 1222, 1345, 1880, 2152, 2444, 2690, 3055, 3497, 3760, 4304, 4888, 5380, 6110, 6994, 9776, 10760, 12220, 12643, 13988, 17485, 21520, 24440, 25286, 27976, 34970, 48880, 50572, 55952, 63215, 69940, 101144, 126430, 139880, 164359, 202288, 252860, 279760, 328718, 505720, 657436, 821795, 1011440, 1314872, 1643590, 2629744, 3287180, 6574360, 13148720]

約数ペア:

[(1, 13148720), (2, 6574360), (4, 3287180), (5, 2629744), (8, 1643590), (10, 1314872), (13, 1011440), (16, 821795), (20, 657436), (26, 505720), (40, 328718), (47, 279760), (52, 252860), (65, 202288), (80, 164359), (94, 139880), (104, 126430), (130, 101144), (188, 69940), (208, 63215), (235, 55952), (260, 50572), (269, 48880), (376, 34970), (470, 27976), (520, 25286), (538, 24440), (611, 21520), (752, 17485), (940, 13988), (1040, 12643), (1076, 12220), (1222, 10760), (1345, 9776), (1880, 6994), (2152, 6110), (2444, 5380), (2690, 4888), (3055, 4304), (3497, 3760)]