127925425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{569}}^1$

素因数の和:642

約数の個数: 36

約数和(自身を含む): 175887180

約数和(自身を除く): 47961755

約数列:

[1, 5, 17, 23, 25, 85, 115, 391, 425, 529, 569, 575, 1955, 2645, 2845, 8993, 9673, 9775, 13087, 13225, 14225, 44965, 48365, 65435, 222479, 224825, 241825, 301001, 327175, 1112395, 1505005, 5117017, 5561975, 7525025, 25585085, 127925425]

約数ペア:

[(1, 127925425), (5, 25585085), (17, 7525025), (23, 5561975), (25, 5117017), (85, 1505005), (115, 1112395), (391, 327175), (425, 301001), (529, 241825), (569, 224825), (575, 222479), (1955, 65435), (2645, 48365), (2845, 44965), (8993, 14225), (9673, 13225), (9775, 13087)]