201962720

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1811}}^1$

素因数の和:1884

約数の個数: 96

約数和(自身を含む): 517811616

約数和(自身を除く): 315848896

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 41, 68, 80, 82, 85, 136, 160, 164, 170, 205, 272, 328, 340, 410, 544, 656, 680, 697, 820, 1312, 1360, 1394, 1640, 1811, 2720, 2788, 3280, 3485, 3622, 5576, 6560, 6970, 7244, 9055, 11152, 13940, 14488, 18110, 22304, 27880, 28976, 30787, 36220, 55760, 57952, 61574, 72440, 74251, 111520, 123148, 144880, 148502, 153935, 246296, 289760, 297004, 307870, 371255, 492592, 594008, 615740, 742510, 985184, 1188016, 1231480, 1262267, 1485020, 2376032, 2462960, 2524534, 2970040, 4925920, 5049068, 5940080, 6311335, 10098136, 11880160, 12622670, 20196272, 25245340, 40392544, 50490680, 100981360, 201962720]

約数ペア:

[(1, 201962720), (2, 100981360), (4, 50490680), (5, 40392544), (8, 25245340), (10, 20196272), (16, 12622670), (17, 11880160), (20, 10098136), (32, 6311335), (34, 5940080), (40, 5049068), (41, 4925920), (68, 2970040), (80, 2524534), (82, 2462960), (85, 2376032), (136, 1485020), (160, 1262267), (164, 1231480), (170, 1188016), (205, 985184), (272, 742510), (328, 615740), (340, 594008), (410, 492592), (544, 371255), (656, 307870), (680, 297004), (697, 289760), (820, 246296), (1312, 153935), (1360, 148502), (1394, 144880), (1640, 123148), (1811, 111520), (2720, 74251), (2788, 72440), (3280, 61574), (3485, 57952), (3622, 55760), (5576, 36220), (6560, 30787), (6970, 28976), (7244, 27880), (9055, 22304), (11152, 18110), (13940, 14488)]