78874832

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{709}}^1$

素因数の和:1143

約数の個数: 40

約数和(自身を含む): 162433800

約数和(自身を除く): 83558968

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 409, 709, 818, 1418, 1636, 2836, 3272, 5672, 6544, 6953, 11344, 12053, 13906, 24106, 27812, 48212, 55624, 96424, 111248, 192848, 289981, 579962, 1159924, 2319848, 4639696, 4929677, 9859354, 19718708, 39437416, 78874832]

約数ペア:

[(1, 78874832), (2, 39437416), (4, 19718708), (8, 9859354), (16, 4929677), (17, 4639696), (34, 2319848), (68, 1159924), (136, 579962), (272, 289981), (409, 192848), (709, 111248), (818, 96424), (1418, 55624), (1636, 48212), (2836, 27812), (3272, 24106), (5672, 13906), (6544, 12053), (6953, 11344)]