79146280

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{199}}^1$

素因数の和:434

約数の個数: 64

約数和(自身を含む): 183024000

約数和(自身を除く): 103877720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 163, 199, 244, 305, 326, 398, 488, 610, 652, 796, 815, 995, 1220, 1304, 1592, 1630, 1990, 2440, 3260, 3980, 6520, 7960, 9943, 12139, 19886, 24278, 32437, 39772, 48556, 49715, 60695, 64874, 79544, 97112, 99430, 121390, 129748, 162185, 198860, 242780, 259496, 324370, 397720, 485560, 648740, 1297480, 1978657, 3957314, 7914628, 9893285, 15829256, 19786570, 39573140, 79146280]

約数ペア:

[(1, 79146280), (2, 39573140), (4, 19786570), (5, 15829256), (8, 9893285), (10, 7914628), (20, 3957314), (40, 1978657), (61, 1297480), (122, 648740), (163, 485560), (199, 397720), (244, 324370), (305, 259496), (326, 242780), (398, 198860), (488, 162185), (610, 129748), (652, 121390), (796, 99430), (815, 97112), (995, 79544), (1220, 64874), (1304, 60695), (1592, 49715), (1630, 48556), (1990, 39772), (2440, 32437), (3260, 24278), (3980, 19886), (6520, 12139), (7960, 9943)]