258049125

素因数分解:

$3^3\times 5^3\times {\mathrm{157}}^1\times {\mathrm{487}}^1$

素因数の和:668

約数の個数: 64

約数和(自身を含む): 481128960

約数和(自身を除く): 223079835

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 135, 157, 225, 375, 471, 487, 675, 785, 1125, 1413, 1461, 2355, 2435, 3375, 3925, 4239, 4383, 7065, 7305, 11775, 12175, 13149, 19625, 21195, 21915, 35325, 36525, 58875, 60875, 65745, 76459, 105975, 109575, 176625, 182625, 229377, 328725, 382295, 529875, 547875, 688131, 1146885, 1643625, 1911475, 2064393, 3440655, 5734425, 9557375, 10321965, 17203275, 28672125, 51609825, 86016375, 258049125]

約数ペア:

[(1, 258049125), (3, 86016375), (5, 51609825), (9, 28672125), (15, 17203275), (25, 10321965), (27, 9557375), (45, 5734425), (75, 3440655), (125, 2064393), (135, 1911475), (157, 1643625), (225, 1146885), (375, 688131), (471, 547875), (487, 529875), (675, 382295), (785, 328725), (1125, 229377), (1413, 182625), (1461, 176625), (2355, 109575), (2435, 105975), (3375, 76459), (3925, 65745), (4239, 60875), (4383, 58875), (7065, 36525), (7305, 35325), (11775, 21915), (12175, 21195), (13149, 19625)]