84861800

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:267

約数の個数: 96

約数和(自身を含む): 206236800

約数和(自身を除く): 121375000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 79, 82, 100, 131, 158, 164, 200, 205, 262, 316, 328, 395, 410, 524, 632, 655, 790, 820, 1025, 1048, 1310, 1580, 1640, 1975, 2050, 2620, 3160, 3239, 3275, 3950, 4100, 5240, 5371, 6478, 6550, 7900, 8200, 10349, 10742, 12956, 13100, 15800, 16195, 20698, 21484, 25912, 26200, 26855, 32390, 41396, 42968, 51745, 53710, 64780, 80975, 82792, 103490, 107420, 129560, 134275, 161950, 206980, 214840, 258725, 268550, 323900, 413960, 424309, 517450, 537100, 647800, 848618, 1034900, 1074200, 1697236, 2069800, 2121545, 3394472, 4243090, 8486180, 10607725, 16972360, 21215450, 42430900, 84861800]

約数ペア:

[(1, 84861800), (2, 42430900), (4, 21215450), (5, 16972360), (8, 10607725), (10, 8486180), (20, 4243090), (25, 3394472), (40, 2121545), (41, 2069800), (50, 1697236), (79, 1074200), (82, 1034900), (100, 848618), (131, 647800), (158, 537100), (164, 517450), (200, 424309), (205, 413960), (262, 323900), (316, 268550), (328, 258725), (395, 214840), (410, 206980), (524, 161950), (632, 134275), (655, 129560), (790, 107420), (820, 103490), (1025, 82792), (1048, 80975), (1310, 64780), (1580, 53710), (1640, 51745), (1975, 42968), (2050, 41396), (2620, 32390), (3160, 26855), (3239, 26200), (3275, 25912), (3950, 21484), (4100, 20698), (5240, 16195), (5371, 15800), (6478, 13100), (6550, 12956), (7900, 10742), (8200, 10349)]