64447136

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{701}}^1$

素因数の和:754

約数の個数: 72

約数和(自身を含む): 145680444

約数和(自身を除く): 81233308

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 169, 208, 221, 272, 338, 416, 442, 544, 676, 701, 884, 1352, 1402, 1768, 2704, 2804, 2873, 3536, 5408, 5608, 5746, 7072, 9113, 11216, 11492, 11917, 18226, 22432, 22984, 23834, 36452, 45968, 47668, 72904, 91936, 95336, 118469, 145808, 154921, 190672, 236938, 291616, 309842, 381344, 473876, 619684, 947752, 1239368, 1895504, 2013973, 2478736, 3791008, 4027946, 4957472, 8055892, 16111784, 32223568, 64447136]

約数ペア:

[(1, 64447136), (2, 32223568), (4, 16111784), (8, 8055892), (13, 4957472), (16, 4027946), (17, 3791008), (26, 2478736), (32, 2013973), (34, 1895504), (52, 1239368), (68, 947752), (104, 619684), (136, 473876), (169, 381344), (208, 309842), (221, 291616), (272, 236938), (338, 190672), (416, 154921), (442, 145808), (544, 118469), (676, 95336), (701, 91936), (884, 72904), (1352, 47668), (1402, 45968), (1768, 36452), (2704, 23834), (2804, 22984), (2873, 22432), (3536, 18226), (5408, 11917), (5608, 11492), (5746, 11216), (7072, 9113)]