69641860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{797}}^1$

素因数の和:1080

約数の個数: 48

約数和(自身を含む): 155648304

約数和(自身を除く): 86006444

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 257, 340, 514, 797, 1028, 1285, 1594, 2570, 3188, 3985, 4369, 5140, 7970, 8738, 13549, 15940, 17476, 21845, 27098, 43690, 54196, 67745, 87380, 135490, 204829, 270980, 409658, 819316, 1024145, 2048290, 3482093, 4096580, 6964186, 13928372, 17410465, 34820930, 69641860]

約数ペア:

[(1, 69641860), (2, 34820930), (4, 17410465), (5, 13928372), (10, 6964186), (17, 4096580), (20, 3482093), (34, 2048290), (68, 1024145), (85, 819316), (170, 409658), (257, 270980), (340, 204829), (514, 135490), (797, 87380), (1028, 67745), (1285, 54196), (1594, 43690), (2570, 27098), (3188, 21845), (3985, 17476), (4369, 15940), (5140, 13549), (7970, 8738)]