50139760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{251}}^1$

素因数の和:502

約数の個数: 80

約数和(自身を含む): 128241792

約数和(自身を除く): 78102032

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 227, 251, 440, 454, 502, 880, 908, 1004, 1135, 1255, 1816, 2008, 2270, 2497, 2510, 2761, 3632, 4016, 4540, 4994, 5020, 5522, 9080, 9988, 10040, 11044, 12485, 13805, 18160, 19976, 20080, 22088, 24970, 27610, 39952, 44176, 49940, 55220, 56977, 99880, 110440, 113954, 199760, 220880, 227908, 284885, 455816, 569770, 626747, 911632, 1139540, 1253494, 2279080, 2506988, 3133735, 4558160, 5013976, 6267470, 10027952, 12534940, 25069880, 50139760]

約数ペア:

[(1, 50139760), (2, 25069880), (4, 12534940), (5, 10027952), (8, 6267470), (10, 5013976), (11, 4558160), (16, 3133735), (20, 2506988), (22, 2279080), (40, 1253494), (44, 1139540), (55, 911632), (80, 626747), (88, 569770), (110, 455816), (176, 284885), (220, 227908), (227, 220880), (251, 199760), (440, 113954), (454, 110440), (502, 99880), (880, 56977), (908, 55220), (1004, 49940), (1135, 44176), (1255, 39952), (1816, 27610), (2008, 24970), (2270, 22088), (2497, 20080), (2510, 19976), (2761, 18160), (3632, 13805), (4016, 12485), (4540, 11044), (4994, 10040), (5020, 9988), (5522, 9080)]