168428625

素因数分解:

$3^1\times 5^3\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 294028800

約数和(自身を除く): 125600175

約数列:

[1, 3, 5, 15, 25, 37, 61, 75, 111, 125, 183, 185, 199, 305, 375, 555, 597, 915, 925, 995, 1525, 2257, 2775, 2985, 4575, 4625, 4975, 6771, 7363, 7625, 11285, 12139, 13875, 14925, 22089, 22875, 24875, 33855, 36417, 36815, 56425, 60695, 74625, 110445, 169275, 182085, 184075, 282125, 303475, 449143, 552225, 846375, 910425, 920375, 1347429, 1517375, 2245715, 2761125, 4552125, 6737145, 11228575, 33685725, 56142875, 168428625]

約数ペア:

[(1, 168428625), (3, 56142875), (5, 33685725), (15, 11228575), (25, 6737145), (37, 4552125), (61, 2761125), (75, 2245715), (111, 1517375), (125, 1347429), (183, 920375), (185, 910425), (199, 846375), (305, 552225), (375, 449143), (555, 303475), (597, 282125), (915, 184075), (925, 182085), (995, 169275), (1525, 110445), (2257, 74625), (2775, 60695), (2985, 56425), (4575, 36815), (4625, 36417), (4975, 33855), (6771, 24875), (7363, 22875), (7625, 22089), (11285, 14925), (12139, 13875)]