4098250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^2\times {\mathrm{97}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 8393112

約数和(自身を除く): 4294862

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 97, 125, 130, 169, 194, 250, 325, 338, 485, 650, 845, 970, 1261, 1625, 1690, 2425, 2522, 3250, 4225, 4850, 6305, 8450, 12125, 12610, 16393, 21125, 24250, 31525, 32786, 42250, 63050, 81965, 157625, 163930, 315250, 409825, 819650, 2049125, 4098250]

約数ペア:

[(1, 4098250), (2, 2049125), (5, 819650), (10, 409825), (13, 315250), (25, 163930), (26, 157625), (50, 81965), (65, 63050), (97, 42250), (125, 32786), (130, 31525), (169, 24250), (194, 21125), (250, 16393), (325, 12610), (338, 12125), (485, 8450), (650, 6305), (845, 4850), (970, 4225), (1261, 3250), (1625, 2522), (1690, 2425)]