61498725

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{419}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 108326400

約数和(自身を除く): 46827675

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 103, 285, 309, 419, 475, 515, 1257, 1425, 1545, 1957, 2095, 2575, 5871, 6285, 7725, 7961, 9785, 10475, 23883, 29355, 31425, 39805, 43157, 48925, 119415, 129471, 146775, 199025, 215785, 597075, 647355, 819983, 1078925, 2459949, 3236775, 4099915, 12299745, 20499575, 61498725]

約数ペア:

[(1, 61498725), (3, 20499575), (5, 12299745), (15, 4099915), (19, 3236775), (25, 2459949), (57, 1078925), (75, 819983), (95, 647355), (103, 597075), (285, 215785), (309, 199025), (419, 146775), (475, 129471), (515, 119415), (1257, 48925), (1425, 43157), (1545, 39805), (1957, 31425), (2095, 29355), (2575, 23883), (5871, 10475), (6285, 9785), (7725, 7961)]