204560480

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{31183}}^1$

素因数の和:31239

約数の個数: 48

約数和(自身を含む): 495077184

約数和(自身を除く): 290516704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6560, 31183, 62366, 124732, 155915, 249464, 311830, 498928, 623660, 997856, 1247320, 1278503, 2494640, 2557006, 4989280, 5114012, 6392515, 10228024, 12785030, 20456048, 25570060, 40912096, 51140120, 102280240, 204560480]

約数ペア:

[(1, 204560480), (2, 102280240), (4, 51140120), (5, 40912096), (8, 25570060), (10, 20456048), (16, 12785030), (20, 10228024), (32, 6392515), (40, 5114012), (41, 4989280), (80, 2557006), (82, 2494640), (160, 1278503), (164, 1247320), (205, 997856), (328, 623660), (410, 498928), (656, 311830), (820, 249464), (1312, 155915), (1640, 124732), (3280, 62366), (6560, 31183)]