25069880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{251}}^1$

素因数の和:500

約数の個数: 64

約数和(自身を含む): 62052480

約数和(自身を除く): 36982600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 227, 251, 440, 454, 502, 908, 1004, 1135, 1255, 1816, 2008, 2270, 2497, 2510, 2761, 4540, 4994, 5020, 5522, 9080, 9988, 10040, 11044, 12485, 13805, 19976, 22088, 24970, 27610, 49940, 55220, 56977, 99880, 110440, 113954, 227908, 284885, 455816, 569770, 626747, 1139540, 1253494, 2279080, 2506988, 3133735, 5013976, 6267470, 12534940, 25069880]

約数ペア:

[(1, 25069880), (2, 12534940), (4, 6267470), (5, 5013976), (8, 3133735), (10, 2506988), (11, 2279080), (20, 1253494), (22, 1139540), (40, 626747), (44, 569770), (55, 455816), (88, 284885), (110, 227908), (220, 113954), (227, 110440), (251, 99880), (440, 56977), (454, 55220), (502, 49940), (908, 27610), (1004, 24970), (1135, 22088), (1255, 19976), (1816, 13805), (2008, 12485), (2270, 11044), (2497, 10040), (2510, 9988), (2761, 9080), (4540, 5522), (4994, 5020)]