501155920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{11887}}^1$

素因数の和:11948

約数の個数: 80

約数和(自身を含む): 1273632768

約数和(自身を除く): 772476848

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 62, 68, 80, 85, 124, 136, 155, 170, 248, 272, 310, 340, 496, 527, 620, 680, 1054, 1240, 1360, 2108, 2480, 2635, 4216, 5270, 8432, 10540, 11887, 21080, 23774, 42160, 47548, 59435, 95096, 118870, 190192, 202079, 237740, 368497, 404158, 475480, 736994, 808316, 950960, 1010395, 1473988, 1616632, 1842485, 2020790, 2947976, 3233264, 3684970, 4041580, 5895952, 6264449, 7369940, 8083160, 12528898, 14739880, 16166320, 25057796, 29479760, 31322245, 50115592, 62644490, 100231184, 125288980, 250577960, 501155920]

約数ペア:

[(1, 501155920), (2, 250577960), (4, 125288980), (5, 100231184), (8, 62644490), (10, 50115592), (16, 31322245), (17, 29479760), (20, 25057796), (31, 16166320), (34, 14739880), (40, 12528898), (62, 8083160), (68, 7369940), (80, 6264449), (85, 5895952), (124, 4041580), (136, 3684970), (155, 3233264), (170, 2947976), (248, 2020790), (272, 1842485), (310, 1616632), (340, 1473988), (496, 1010395), (527, 950960), (620, 808316), (680, 736994), (1054, 475480), (1240, 404158), (1360, 368497), (2108, 237740), (2480, 202079), (2635, 190192), (4216, 118870), (5270, 95096), (8432, 59435), (10540, 47548), (11887, 42160), (21080, 23774)]