87744580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{251}}^1$

素因数の和:505

約数の個数: 96

約数和(自身を含む): 231662592

約数和(自身を除く): 143918012

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 227, 251, 308, 385, 454, 502, 770, 908, 1004, 1135, 1255, 1540, 1589, 1757, 2270, 2497, 2510, 2761, 3178, 3514, 4540, 4994, 5020, 5522, 6356, 7028, 7945, 8785, 9988, 11044, 12485, 13805, 15890, 17479, 17570, 19327, 24970, 27610, 31780, 34958, 35140, 38654, 49940, 55220, 56977, 69916, 77308, 87395, 96635, 113954, 174790, 193270, 227908, 284885, 349580, 386540, 398839, 569770, 626747, 797678, 1139540, 1253494, 1595356, 1994195, 2506988, 3133735, 3988390, 4387229, 6267470, 7976780, 8774458, 12534940, 17548916, 21936145, 43872290, 87744580]

約数ペア:

[(1, 87744580), (2, 43872290), (4, 21936145), (5, 17548916), (7, 12534940), (10, 8774458), (11, 7976780), (14, 6267470), (20, 4387229), (22, 3988390), (28, 3133735), (35, 2506988), (44, 1994195), (55, 1595356), (70, 1253494), (77, 1139540), (110, 797678), (140, 626747), (154, 569770), (220, 398839), (227, 386540), (251, 349580), (308, 284885), (385, 227908), (454, 193270), (502, 174790), (770, 113954), (908, 96635), (1004, 87395), (1135, 77308), (1255, 69916), (1540, 56977), (1589, 55220), (1757, 49940), (2270, 38654), (2497, 35140), (2510, 34958), (2761, 31780), (3178, 27610), (3514, 24970), (4540, 19327), (4994, 17570), (5020, 17479), (5522, 15890), (6356, 13805), (7028, 12485), (7945, 11044), (8785, 9988)]