88695220

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{72701}}^1$

素因数の和:72771

約数の個数: 24

約数和(自身を含む): 189316008

約数和(自身を除く): 100620788

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 72701, 145402, 290804, 363505, 727010, 1454020, 4434761, 8869522, 17739044, 22173805, 44347610, 88695220]

約数ペア:

[(1, 88695220), (2, 44347610), (4, 22173805), (5, 17739044), (10, 8869522), (20, 4434761), (61, 1454020), (122, 727010), (244, 363505), (305, 290804), (610, 145402), (1220, 72701)]