28539550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{83}}^1$

素因数の和:154

約数の個数: 72

約数和(自身を含む): 60480504

約数和(自身を除く): 31940954

約数列:

[1, 2, 5, 10, 13, 23, 25, 26, 46, 50, 65, 83, 115, 130, 166, 230, 299, 325, 415, 529, 575, 598, 650, 830, 1058, 1079, 1150, 1495, 1909, 2075, 2158, 2645, 2990, 3818, 4150, 5290, 5395, 6877, 7475, 9545, 10790, 13225, 13754, 14950, 19090, 24817, 26450, 26975, 34385, 43907, 47725, 49634, 53950, 68770, 87814, 95450, 124085, 171925, 219535, 248170, 343850, 439070, 570791, 620425, 1097675, 1141582, 1240850, 2195350, 2853955, 5707910, 14269775, 28539550]

約数ペア:

[(1, 28539550), (2, 14269775), (5, 5707910), (10, 2853955), (13, 2195350), (23, 1240850), (25, 1141582), (26, 1097675), (46, 620425), (50, 570791), (65, 439070), (83, 343850), (115, 248170), (130, 219535), (166, 171925), (230, 124085), (299, 95450), (325, 87814), (415, 68770), (529, 53950), (575, 49634), (598, 47725), (650, 43907), (830, 34385), (1058, 26975), (1079, 26450), (1150, 24817), (1495, 19090), (1909, 14950), (2075, 13754), (2158, 13225), (2645, 10790), (2990, 9545), (3818, 7475), (4150, 6877), (5290, 5395)]