777358480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{463}}^1\times {\mathrm{677}}^1$

素因数の和:1184

約数の個数: 80

約数和(自身を含む): 1872451584

約数和(自身を除く): 1095093104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 463, 496, 620, 677, 926, 1240, 1354, 1852, 2315, 2480, 2708, 3385, 3704, 4630, 5416, 6770, 7408, 9260, 10832, 13540, 14353, 18520, 20987, 27080, 28706, 37040, 41974, 54160, 57412, 71765, 83948, 104935, 114824, 143530, 167896, 209870, 229648, 287060, 313451, 335792, 419740, 574120, 626902, 839480, 1148240, 1253804, 1567255, 1678960, 2507608, 3134510, 5015216, 6269020, 9716981, 12538040, 19433962, 25076080, 38867924, 48584905, 77735848, 97169810, 155471696, 194339620, 388679240, 777358480]

約数ペア:

[(1, 777358480), (2, 388679240), (4, 194339620), (5, 155471696), (8, 97169810), (10, 77735848), (16, 48584905), (20, 38867924), (31, 25076080), (40, 19433962), (62, 12538040), (80, 9716981), (124, 6269020), (155, 5015216), (248, 3134510), (310, 2507608), (463, 1678960), (496, 1567255), (620, 1253804), (677, 1148240), (926, 839480), (1240, 626902), (1354, 574120), (1852, 419740), (2315, 335792), (2480, 313451), (2708, 287060), (3385, 229648), (3704, 209870), (4630, 167896), (5416, 143530), (6770, 114824), (7408, 104935), (9260, 83948), (10832, 71765), (13540, 57412), (14353, 54160), (18520, 41974), (20987, 37040), (27080, 28706)]