90254560

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2699}}^1$

素因数の和:2744

約数の個数: 96

約数和(自身を含む): 244944000

約数和(自身を除く): 154689440

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 160, 176, 190, 209, 220, 304, 352, 380, 418, 440, 608, 760, 836, 880, 1045, 1520, 1672, 1760, 2090, 2699, 3040, 3344, 4180, 5398, 6688, 8360, 10796, 13495, 16720, 21592, 26990, 29689, 33440, 43184, 51281, 53980, 59378, 86368, 102562, 107960, 118756, 148445, 205124, 215920, 237512, 256405, 296890, 410248, 431840, 475024, 512810, 564091, 593780, 820496, 950048, 1025620, 1128182, 1187560, 1640992, 2051240, 2256364, 2375120, 2820455, 4102480, 4512728, 4750240, 5640910, 8204960, 9025456, 11281820, 18050912, 22563640, 45127280, 90254560]

約数ペア:

[(1, 90254560), (2, 45127280), (4, 22563640), (5, 18050912), (8, 11281820), (10, 9025456), (11, 8204960), (16, 5640910), (19, 4750240), (20, 4512728), (22, 4102480), (32, 2820455), (38, 2375120), (40, 2256364), (44, 2051240), (55, 1640992), (76, 1187560), (80, 1128182), (88, 1025620), (95, 950048), (110, 820496), (152, 593780), (160, 564091), (176, 512810), (190, 475024), (209, 431840), (220, 410248), (304, 296890), (352, 256405), (380, 237512), (418, 215920), (440, 205124), (608, 148445), (760, 118756), (836, 107960), (880, 102562), (1045, 86368), (1520, 59378), (1672, 53980), (1760, 51281), (2090, 43184), (2699, 33440), (3040, 29689), (3344, 26990), (4180, 21592), (5398, 16720), (6688, 13495), (8360, 10796)]