1258125

素因数分解:

$3^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{61}}^1$

素因数の和:95

約数の個数: 40

約数和(自身を含む): 2324256

約数和(自身を除く): 1066131

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 61, 75, 125, 165, 183, 275, 305, 375, 625, 671, 825, 915, 1375, 1525, 1875, 2013, 3355, 4125, 4575, 6875, 7625, 10065, 16775, 20625, 22875, 38125, 50325, 83875, 114375, 251625, 419375, 1258125]

約数ペア:

[(1, 1258125), (3, 419375), (5, 251625), (11, 114375), (15, 83875), (25, 50325), (33, 38125), (55, 22875), (61, 20625), (75, 16775), (125, 10065), (165, 7625), (183, 6875), (275, 4575), (305, 4125), (375, 3355), (625, 2013), (671, 1875), (825, 1525), (915, 1375)]