15997229680

素因数分解:

$2^4\times 5^1\times {\mathrm{307}}^1\times {\mathrm{313}}^1\times {\mathrm{2081}}^1$

素因数の和:2714

約数の個数: 80

約数和(自身を含む): 37451915424

約数和(自身を除く): 21454685744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 307, 313, 614, 626, 1228, 1252, 1535, 1565, 2081, 2456, 2504, 3070, 3130, 4162, 4912, 5008, 6140, 6260, 8324, 10405, 12280, 12520, 16648, 20810, 24560, 25040, 33296, 41620, 83240, 96091, 166480, 192182, 384364, 480455, 638867, 651353, 768728, 960910, 1277734, 1302706, 1537456, 1921820, 2555468, 2605412, 3194335, 3256765, 3843640, 5110936, 5210824, 6388670, 6513530, 7687280, 10221872, 10421648, 12777340, 13027060, 25554680, 26054120, 51109360, 52108240, 199965371, 399930742, 799861484, 999826855, 1599722968, 1999653710, 3199445936, 3999307420, 7998614840, 15997229680]

約数ペア:

[(1, 15997229680), (2, 7998614840), (4, 3999307420), (5, 3199445936), (8, 1999653710), (10, 1599722968), (16, 999826855), (20, 799861484), (40, 399930742), (80, 199965371), (307, 52108240), (313, 51109360), (614, 26054120), (626, 25554680), (1228, 13027060), (1252, 12777340), (1535, 10421648), (1565, 10221872), (2081, 7687280), (2456, 6513530), (2504, 6388670), (3070, 5210824), (3130, 5110936), (4162, 3843640), (4912, 3256765), (5008, 3194335), (6140, 2605412), (6260, 2555468), (8324, 1921820), (10405, 1537456), (12280, 1302706), (12520, 1277734), (16648, 960910), (20810, 768728), (24560, 651353), (25040, 638867), (33296, 480455), (41620, 384364), (83240, 192182), (96091, 166480)]