31929825

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{317}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 56782080

約数和(自身を除く): 24852255

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 79, 85, 237, 255, 317, 395, 425, 951, 1185, 1275, 1343, 1585, 1975, 4029, 4755, 5389, 5925, 6715, 7925, 16167, 20145, 23775, 25043, 26945, 33575, 75129, 80835, 100725, 125215, 134725, 375645, 404175, 425731, 626075, 1277193, 1878225, 2128655, 6385965, 10643275, 31929825]

約数ペア:

[(1, 31929825), (3, 10643275), (5, 6385965), (15, 2128655), (17, 1878225), (25, 1277193), (51, 626075), (75, 425731), (79, 404175), (85, 375645), (237, 134725), (255, 125215), (317, 100725), (395, 80835), (425, 75129), (951, 33575), (1185, 26945), (1275, 25043), (1343, 23775), (1585, 20145), (1975, 16167), (4029, 7925), (4755, 6715), (5389, 5925)]