635990128

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{593}}^1\times {\mathrm{3943}}^1$

素因数の和:4561

約数の個数: 40

約数和(自身を含む): 1307246688

約数和(自身を除く): 671256560

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 593, 1186, 2372, 3943, 4744, 7886, 9488, 10081, 15772, 20162, 31544, 40324, 63088, 67031, 80648, 134062, 161296, 268124, 536248, 1072496, 2338199, 4676398, 9352796, 18705592, 37411184, 39749383, 79498766, 158997532, 317995064, 635990128]

約数ペア:

[(1, 635990128), (2, 317995064), (4, 158997532), (8, 79498766), (16, 39749383), (17, 37411184), (34, 18705592), (68, 9352796), (136, 4676398), (272, 2338199), (593, 1072496), (1186, 536248), (2372, 268124), (3943, 161296), (4744, 134062), (7886, 80648), (9488, 67031), (10081, 63088), (15772, 40324), (20162, 31544)]