98850140

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1\times {\mathrm{229}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 211438080

約数和(自身を除く): 112587940

約数列:

[1, 2, 4, 5, 10, 20, 113, 191, 226, 229, 382, 452, 458, 565, 764, 916, 955, 1130, 1145, 1910, 2260, 2290, 3820, 4580, 21583, 25877, 43166, 43739, 51754, 86332, 87478, 103508, 107915, 129385, 174956, 215830, 218695, 258770, 431660, 437390, 517540, 874780, 4942507, 9885014, 19770028, 24712535, 49425070, 98850140]

約数ペア:

[(1, 98850140), (2, 49425070), (4, 24712535), (5, 19770028), (10, 9885014), (20, 4942507), (113, 874780), (191, 517540), (226, 437390), (229, 431660), (382, 258770), (452, 218695), (458, 215830), (565, 174956), (764, 129385), (916, 107915), (955, 103508), (1130, 87478), (1145, 86332), (1910, 51754), (2260, 43739), (2290, 43166), (3820, 25877), (4580, 21583)]