161888150

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{1151}}^1$

素因数の和:1289

約数の個数: 48

約数和(自身を含む): 314979840

約数和(自身を除く): 153091690

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 97, 145, 194, 290, 485, 725, 970, 1151, 1450, 2302, 2425, 2813, 4850, 5626, 5755, 11510, 14065, 28130, 28775, 33379, 57550, 66758, 70325, 111647, 140650, 166895, 223294, 333790, 558235, 834475, 1116470, 1668950, 2791175, 3237763, 5582350, 6475526, 16188815, 32377630, 80944075, 161888150]

約数ペア:

[(1, 161888150), (2, 80944075), (5, 32377630), (10, 16188815), (25, 6475526), (29, 5582350), (50, 3237763), (58, 2791175), (97, 1668950), (145, 1116470), (194, 834475), (290, 558235), (485, 333790), (725, 223294), (970, 166895), (1151, 140650), (1450, 111647), (2302, 70325), (2425, 66758), (2813, 57550), (4850, 33379), (5626, 28775), (5755, 28130), (11510, 14065)]