25962379010

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1\times {\mathrm{263}}^1\times {\mathrm{541}}^1$

素因数の和:1139

約数の個数: 64

約数和(自身を含む): 47844048384

約数和(自身を除く): 21881669374

約数列:

[1, 2, 5, 10, 71, 142, 257, 263, 355, 514, 526, 541, 710, 1082, 1285, 1315, 2570, 2630, 2705, 5410, 18247, 18673, 36494, 37346, 38411, 67591, 76822, 91235, 93365, 135182, 139037, 142283, 182470, 186730, 192055, 278074, 284566, 337955, 384110, 675910, 695185, 711415, 1390370, 1422830, 4798961, 9597922, 9871627, 10102093, 19743254, 20204186, 23994805, 36566731, 47989610, 49358135, 50510465, 73133462, 98716270, 101020930, 182833655, 365667310, 2596237901, 5192475802, 12981189505, 25962379010]

約数ペア:

[(1, 25962379010), (2, 12981189505), (5, 5192475802), (10, 2596237901), (71, 365667310), (142, 182833655), (257, 101020930), (263, 98716270), (355, 73133462), (514, 50510465), (526, 49358135), (541, 47989610), (710, 36566731), (1082, 23994805), (1285, 20204186), (1315, 19743254), (2570, 10102093), (2630, 9871627), (2705, 9597922), (5410, 4798961), (18247, 1422830), (18673, 1390370), (36494, 711415), (37346, 695185), (38411, 675910), (67591, 384110), (76822, 337955), (91235, 284566), (93365, 278074), (135182, 192055), (139037, 186730), (142283, 182470)]