65488640

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{7309}}^1$

素因数の和:7337

約数の個数: 72

約数和(自身を含む): 179299680

約数和(自身を除く): 113811040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 7309, 8960, 14618, 29236, 36545, 51163, 58472, 73090, 102326, 116944, 146180, 204652, 233888, 255815, 292360, 409304, 467776, 511630, 584720, 818608, 935552, 1023260, 1169440, 1637216, 1871104, 2046520, 2338880, 3274432, 4093040, 4677760, 6548864, 8186080, 9355520, 13097728, 16372160, 32744320, 65488640]

約数ペア:

[(1, 65488640), (2, 32744320), (4, 16372160), (5, 13097728), (7, 9355520), (8, 8186080), (10, 6548864), (14, 4677760), (16, 4093040), (20, 3274432), (28, 2338880), (32, 2046520), (35, 1871104), (40, 1637216), (56, 1169440), (64, 1023260), (70, 935552), (80, 818608), (112, 584720), (128, 511630), (140, 467776), (160, 409304), (224, 292360), (256, 255815), (280, 233888), (320, 204652), (448, 146180), (560, 116944), (640, 102326), (896, 73090), (1120, 58472), (1280, 51163), (1792, 36545), (2240, 29236), (4480, 14618), (7309, 8960)]