39808288

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{433}}^1$

素因数の和:486

約数の個数: 72

約数和(自身を含む): 90064548

約数和(自身を除く): 50256260

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 169, 208, 221, 272, 338, 416, 433, 442, 544, 676, 866, 884, 1352, 1732, 1768, 2704, 2873, 3464, 3536, 5408, 5629, 5746, 6928, 7072, 7361, 11258, 11492, 13856, 14722, 22516, 22984, 29444, 45032, 45968, 58888, 73177, 90064, 91936, 95693, 117776, 146354, 180128, 191386, 235552, 292708, 382772, 585416, 765544, 1170832, 1244009, 1531088, 2341664, 2488018, 3062176, 4976036, 9952072, 19904144, 39808288]

約数ペア:

[(1, 39808288), (2, 19904144), (4, 9952072), (8, 4976036), (13, 3062176), (16, 2488018), (17, 2341664), (26, 1531088), (32, 1244009), (34, 1170832), (52, 765544), (68, 585416), (104, 382772), (136, 292708), (169, 235552), (208, 191386), (221, 180128), (272, 146354), (338, 117776), (416, 95693), (433, 91936), (442, 90064), (544, 73177), (676, 58888), (866, 45968), (884, 45032), (1352, 29444), (1732, 22984), (1768, 22516), (2704, 14722), (2873, 13856), (3464, 11492), (3536, 11258), (5408, 7361), (5629, 7072), (5746, 6928)]