28723290800

素因数分解:

$2^4\times 5^2\times {\mathrm{97}}^1\times {\mathrm{577}}^1\times {\mathrm{1283}}^1$

素因数の和:1975

約数の個数: 120

約数和(自身を含む): 69894391056

約数和(自身を除く): 41171100256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 97, 100, 194, 200, 388, 400, 485, 577, 776, 970, 1154, 1283, 1552, 1940, 2308, 2425, 2566, 2885, 3880, 4616, 4850, 5132, 5770, 6415, 7760, 9232, 9700, 10264, 11540, 12830, 14425, 19400, 20528, 23080, 25660, 28850, 32075, 38800, 46160, 51320, 55969, 57700, 64150, 102640, 111938, 115400, 124451, 128300, 223876, 230800, 248902, 256600, 279845, 447752, 497804, 513200, 559690, 622255, 740291, 895504, 995608, 1119380, 1244510, 1399225, 1480582, 1991216, 2238760, 2489020, 2798450, 2961164, 3111275, 3701455, 4477520, 4978040, 5596900, 5922328, 6222550, 7402910, 9956080, 11193800, 11844656, 12445100, 14805820, 18507275, 22387600, 24890200, 29611640, 37014550, 49780400, 59223280, 71808227, 74029100, 143616454, 148058200, 287232908, 296116400, 359041135, 574465816, 718082270, 1148931632, 1436164540, 1795205675, 2872329080, 3590411350, 5744658160, 7180822700, 14361645400, 28723290800]

約数ペア:

[(1, 28723290800), (2, 14361645400), (4, 7180822700), (5, 5744658160), (8, 3590411350), (10, 2872329080), (16, 1795205675), (20, 1436164540), (25, 1148931632), (40, 718082270), (50, 574465816), (80, 359041135), (97, 296116400), (100, 287232908), (194, 148058200), (200, 143616454), (388, 74029100), (400, 71808227), (485, 59223280), (577, 49780400), (776, 37014550), (970, 29611640), (1154, 24890200), (1283, 22387600), (1552, 18507275), (1940, 14805820), (2308, 12445100), (2425, 11844656), (2566, 11193800), (2885, 9956080), (3880, 7402910), (4616, 6222550), (4850, 5922328), (5132, 5596900), (5770, 4978040), (6415, 4477520), (7760, 3701455), (9232, 3111275), (9700, 2961164), (10264, 2798450), (11540, 2489020), (12830, 2238760), (14425, 1991216), (19400, 1480582), (20528, 1399225), (23080, 1244510), (25660, 1119380), (28850, 995608), (32075, 895504), (38800, 740291), (46160, 622255), (51320, 559690), (55969, 513200), (57700, 497804), (64150, 447752), (102640, 279845), (111938, 256600), (115400, 248902), (124451, 230800), (128300, 223876)]