87702550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:242

約数の個数: 72

約数和(自身を含む): 180129096

約数和(自身を除く): 92426546

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 97, 107, 130, 169, 194, 214, 325, 338, 485, 535, 650, 845, 970, 1070, 1261, 1391, 1690, 2425, 2522, 2675, 2782, 4225, 4850, 5350, 6305, 6955, 8450, 10379, 12610, 13910, 16393, 18083, 20758, 31525, 32786, 34775, 36166, 51895, 63050, 69550, 81965, 90415, 103790, 134927, 163930, 180830, 259475, 269854, 409825, 452075, 518950, 674635, 819650, 904150, 1349270, 1754051, 3373175, 3508102, 6746350, 8770255, 17540510, 43851275, 87702550]

約数ペア:

[(1, 87702550), (2, 43851275), (5, 17540510), (10, 8770255), (13, 6746350), (25, 3508102), (26, 3373175), (50, 1754051), (65, 1349270), (97, 904150), (107, 819650), (130, 674635), (169, 518950), (194, 452075), (214, 409825), (325, 269854), (338, 259475), (485, 180830), (535, 163930), (650, 134927), (845, 103790), (970, 90415), (1070, 81965), (1261, 69550), (1391, 63050), (1690, 51895), (2425, 36166), (2522, 34775), (2675, 32786), (2782, 31525), (4225, 20758), (4850, 18083), (5350, 16393), (6305, 13910), (6955, 12610), (8450, 10379)]