51130575

素因数分解:

$3^3\times 5^2\times {\mathrm{211}}^1\times {\mathrm{359}}^1$

素因数の和:589

約数の個数: 48

約数和(自身を含む): 94636800

約数和(自身を除く): 43506225

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 211, 225, 359, 633, 675, 1055, 1077, 1795, 1899, 3165, 3231, 5275, 5385, 5697, 8975, 9495, 9693, 15825, 16155, 26925, 28485, 47475, 48465, 75749, 80775, 142425, 227247, 242325, 378745, 681741, 1136235, 1893725, 2045223, 3408705, 5681175, 10226115, 17043525, 51130575]

約数ペア:

[(1, 51130575), (3, 17043525), (5, 10226115), (9, 5681175), (15, 3408705), (25, 2045223), (27, 1893725), (45, 1136235), (75, 681741), (135, 378745), (211, 242325), (225, 227247), (359, 142425), (633, 80775), (675, 75749), (1055, 48465), (1077, 47475), (1795, 28485), (1899, 26925), (3165, 16155), (3231, 15825), (5275, 9693), (5385, 9495), (5697, 8975)]