68415225

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2333}}^1$

素因数の和:2386

約数の個数: 48

約数和(自身を含む): 125027712

約数和(自身を除く): 56612487

約数列:

[1, 3, 5, 15, 17, 23, 25, 51, 69, 75, 85, 115, 255, 345, 391, 425, 575, 1173, 1275, 1725, 1955, 2333, 5865, 6999, 9775, 11665, 29325, 34995, 39661, 53659, 58325, 118983, 160977, 174975, 198305, 268295, 594915, 804885, 912203, 991525, 1341475, 2736609, 2974575, 4024425, 4561015, 13683045, 22805075, 68415225]

約数ペア:

[(1, 68415225), (3, 22805075), (5, 13683045), (15, 4561015), (17, 4024425), (23, 2974575), (25, 2736609), (51, 1341475), (69, 991525), (75, 912203), (85, 804885), (115, 594915), (255, 268295), (345, 198305), (391, 174975), (425, 160977), (575, 118983), (1173, 58325), (1275, 53659), (1725, 39661), (1955, 34995), (2333, 29325), (5865, 11665), (6999, 9775)]