13266760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{823}}^1$

素因数の和:878

約数の個数: 64

約数和(自身を含む): 33223680

約数和(自身を除く): 19956920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 823, 1240, 1612, 1646, 2015, 3224, 3292, 4030, 4115, 6584, 8060, 8230, 10699, 16120, 16460, 21398, 25513, 32920, 42796, 51026, 53495, 85592, 102052, 106990, 127565, 204104, 213980, 255130, 331669, 427960, 510260, 663338, 1020520, 1326676, 1658345, 2653352, 3316690, 6633380, 13266760]

約数ペア:

[(1, 13266760), (2, 6633380), (4, 3316690), (5, 2653352), (8, 1658345), (10, 1326676), (13, 1020520), (20, 663338), (26, 510260), (31, 427960), (40, 331669), (52, 255130), (62, 213980), (65, 204104), (104, 127565), (124, 106990), (130, 102052), (155, 85592), (248, 53495), (260, 51026), (310, 42796), (403, 32920), (520, 25513), (620, 21398), (806, 16460), (823, 16120), (1240, 10699), (1612, 8230), (1646, 8060), (2015, 6584), (3224, 4115), (3292, 4030)]