1618512640

素因数分解:

$2^8\times 5^1\times {\mathrm{1039}}^1\times {\mathrm{1217}}^1$

素因数の和:2277

約数の個数: 72

約数和(自身を含む): 3883763520

約数和(自身を除く): 2265250880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1039, 1217, 1280, 2078, 2434, 4156, 4868, 5195, 6085, 8312, 9736, 10390, 12170, 16624, 19472, 20780, 24340, 33248, 38944, 41560, 48680, 66496, 77888, 83120, 97360, 132992, 155776, 166240, 194720, 265984, 311552, 332480, 389440, 664960, 778880, 1264463, 1329920, 1557760, 2528926, 5057852, 6322315, 10115704, 12644630, 20231408, 25289260, 40462816, 50578520, 80925632, 101157040, 161851264, 202314080, 323702528, 404628160, 809256320, 1618512640]

約数ペア:

[(1, 1618512640), (2, 809256320), (4, 404628160), (5, 323702528), (8, 202314080), (10, 161851264), (16, 101157040), (20, 80925632), (32, 50578520), (40, 40462816), (64, 25289260), (80, 20231408), (128, 12644630), (160, 10115704), (256, 6322315), (320, 5057852), (640, 2528926), (1039, 1557760), (1217, 1329920), (1280, 1264463), (2078, 778880), (2434, 664960), (4156, 389440), (4868, 332480), (5195, 311552), (6085, 265984), (8312, 194720), (9736, 166240), (10390, 155776), (12170, 132992), (16624, 97360), (19472, 83120), (20780, 77888), (24340, 66496), (33248, 48680), (38944, 41560)]