128587875

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^2\times {\mathrm{2029}}^1$

素因数の和:2073

約数の個数: 48

約数和(自身を含む): 231809760

約数和(自身を除く): 103221885

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 169, 195, 325, 375, 507, 845, 975, 1625, 2029, 2535, 4225, 4875, 6087, 10145, 12675, 21125, 26377, 30435, 50725, 63375, 79131, 131885, 152175, 253625, 342901, 395655, 659425, 760875, 1028703, 1714505, 1978275, 3297125, 5143515, 8572525, 9891375, 25717575, 42862625, 128587875]

約数ペア:

[(1, 128587875), (3, 42862625), (5, 25717575), (13, 9891375), (15, 8572525), (25, 5143515), (39, 3297125), (65, 1978275), (75, 1714505), (125, 1028703), (169, 760875), (195, 659425), (325, 395655), (375, 342901), (507, 253625), (845, 152175), (975, 131885), (1625, 79131), (2029, 63375), (2535, 50725), (4225, 30435), (4875, 26377), (6087, 21125), (10145, 12675)]