129148160

素因数分解:

$2^8\times 5^1\times {\mathrm{163}}^1\times {\mathrm{619}}^1$

素因数の和:803

約数の個数: 72

約数和(自身を含む): 311750880

約数和(自身を除く): 182602720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 163, 256, 320, 326, 619, 640, 652, 815, 1238, 1280, 1304, 1630, 2476, 2608, 3095, 3260, 4952, 5216, 6190, 6520, 9904, 10432, 12380, 13040, 19808, 20864, 24760, 26080, 39616, 41728, 49520, 52160, 79232, 99040, 100897, 104320, 158464, 198080, 201794, 208640, 396160, 403588, 504485, 792320, 807176, 1008970, 1614352, 2017940, 3228704, 4035880, 6457408, 8071760, 12914816, 16143520, 25829632, 32287040, 64574080, 129148160]

約数ペア:

[(1, 129148160), (2, 64574080), (4, 32287040), (5, 25829632), (8, 16143520), (10, 12914816), (16, 8071760), (20, 6457408), (32, 4035880), (40, 3228704), (64, 2017940), (80, 1614352), (128, 1008970), (160, 807176), (163, 792320), (256, 504485), (320, 403588), (326, 396160), (619, 208640), (640, 201794), (652, 198080), (815, 158464), (1238, 104320), (1280, 100897), (1304, 99040), (1630, 79232), (2476, 52160), (2608, 49520), (3095, 41728), (3260, 39616), (4952, 26080), (5216, 24760), (6190, 20864), (6520, 19808), (9904, 13040), (10432, 12380)]