88437340

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1\times {\mathrm{251}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 189665280

約数和(自身を除く): 101227940

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 223, 251, 316, 395, 446, 502, 790, 892, 1004, 1115, 1255, 1580, 2230, 2510, 4460, 5020, 17617, 19829, 35234, 39658, 55973, 70468, 79316, 88085, 99145, 111946, 176170, 198290, 223892, 279865, 352340, 396580, 559730, 1119460, 4421867, 8843734, 17687468, 22109335, 44218670, 88437340]

約数ペア:

[(1, 88437340), (2, 44218670), (4, 22109335), (5, 17687468), (10, 8843734), (20, 4421867), (79, 1119460), (158, 559730), (223, 396580), (251, 352340), (316, 279865), (395, 223892), (446, 198290), (502, 176170), (790, 111946), (892, 99145), (1004, 88085), (1115, 79316), (1255, 70468), (1580, 55973), (2230, 39658), (2510, 35234), (4460, 19829), (5020, 17617)]