64140524

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^2\times {\mathrm{61}}^1$

素因数の和:183

約数の個数: 72

約数和(自身を含む): 141053472

約数和(自身を除く): 76912948

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 47, 61, 68, 94, 119, 122, 188, 238, 244, 329, 427, 476, 658, 799, 854, 1037, 1316, 1598, 1708, 2074, 2209, 2867, 3196, 4148, 4418, 5593, 5734, 7259, 8836, 11186, 11468, 14518, 15463, 20069, 22372, 29036, 30926, 37553, 40138, 48739, 61852, 75106, 80276, 97478, 134749, 150212, 194956, 262871, 269498, 341173, 525742, 538996, 682346, 943243, 1051484, 1364692, 1886486, 2290733, 3772972, 4581466, 9162932, 16035131, 32070262, 64140524]

約数ペア:

[(1, 64140524), (2, 32070262), (4, 16035131), (7, 9162932), (14, 4581466), (17, 3772972), (28, 2290733), (34, 1886486), (47, 1364692), (61, 1051484), (68, 943243), (94, 682346), (119, 538996), (122, 525742), (188, 341173), (238, 269498), (244, 262871), (329, 194956), (427, 150212), (476, 134749), (658, 97478), (799, 80276), (854, 75106), (1037, 61852), (1316, 48739), (1598, 40138), (1708, 37553), (2074, 30926), (2209, 29036), (2867, 22372), (3196, 20069), (4148, 15463), (4418, 14518), (5593, 11468), (5734, 11186), (7259, 8836)]