64898325

素因数分解:

$3^2\times 5^2\times {\mathrm{211}}^1\times {\mathrm{1367}}^1$

素因数の和:1594

約数の個数: 36

約数和(自身を含む): 116876448

約数和(自身を除く): 51978123

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 211, 225, 633, 1055, 1367, 1899, 3165, 4101, 5275, 6835, 9495, 12303, 15825, 20505, 34175, 47475, 61515, 102525, 288437, 307575, 865311, 1442185, 2595933, 4326555, 7210925, 12979665, 21632775, 64898325]

約数ペア:

[(1, 64898325), (3, 21632775), (5, 12979665), (9, 7210925), (15, 4326555), (25, 2595933), (45, 1442185), (75, 865311), (211, 307575), (225, 288437), (633, 102525), (1055, 61515), (1367, 47475), (1899, 34175), (3165, 20505), (4101, 15825), (5275, 12303), (6835, 9495)]