65388680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{673}}^1$

素因数の和:1038

約数の個数: 64

約数和(自身を含む): 168877440

約数和(自身を除く): 103488760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 347, 673, 694, 1346, 1388, 1735, 2429, 2692, 2776, 3365, 3470, 4711, 4858, 5384, 6730, 6940, 9422, 9716, 12145, 13460, 13880, 18844, 19432, 23555, 24290, 26920, 37688, 47110, 48580, 94220, 97160, 188440, 233531, 467062, 934124, 1167655, 1634717, 1868248, 2335310, 3269434, 4670620, 6538868, 8173585, 9341240, 13077736, 16347170, 32694340, 65388680]

約数ペア:

[(1, 65388680), (2, 32694340), (4, 16347170), (5, 13077736), (7, 9341240), (8, 8173585), (10, 6538868), (14, 4670620), (20, 3269434), (28, 2335310), (35, 1868248), (40, 1634717), (56, 1167655), (70, 934124), (140, 467062), (280, 233531), (347, 188440), (673, 97160), (694, 94220), (1346, 48580), (1388, 47110), (1735, 37688), (2429, 26920), (2692, 24290), (2776, 23555), (3365, 19432), (3470, 18844), (4711, 13880), (4858, 13460), (5384, 12145), (6730, 9716), (6940, 9422)]