128509291250

素因数分解:

$2^1\times 5^4\times {\mathrm{73}}^1\times {\mathrm{193}}^1\times {\mathrm{7297}}^1$

素因数の和:7585

約数の個数: 80

約数和(自身を含む): 245476316184

約数和(自身を除く): 116967024934

約数列:

[1, 2, 5, 10, 25, 50, 73, 125, 146, 193, 250, 365, 386, 625, 730, 965, 1250, 1825, 1930, 3650, 4825, 7297, 9125, 9650, 14089, 14594, 18250, 24125, 28178, 36485, 45625, 48250, 70445, 72970, 91250, 120625, 140890, 182425, 241250, 352225, 364850, 532681, 704450, 912125, 1065362, 1408321, 1761125, 1824250, 2663405, 2816642, 3522250, 4560625, 5326810, 7041605, 8805625, 9121250, 13317025, 14083210, 17611250, 26634050, 35208025, 66585125, 70416050, 102807433, 133170250, 176040125, 205614866, 332925625, 352080250, 514037165, 665851250, 880200625, 1028074330, 1760401250, 2570185825, 5140371650, 12850929125, 25701858250, 64254645625, 128509291250]

約数ペア:

[(1, 128509291250), (2, 64254645625), (5, 25701858250), (10, 12850929125), (25, 5140371650), (50, 2570185825), (73, 1760401250), (125, 1028074330), (146, 880200625), (193, 665851250), (250, 514037165), (365, 352080250), (386, 332925625), (625, 205614866), (730, 176040125), (965, 133170250), (1250, 102807433), (1825, 70416050), (1930, 66585125), (3650, 35208025), (4825, 26634050), (7297, 17611250), (9125, 14083210), (9650, 13317025), (14089, 9121250), (14594, 8805625), (18250, 7041605), (24125, 5326810), (28178, 4560625), (36485, 3522250), (45625, 2816642), (48250, 2663405), (70445, 1824250), (72970, 1761125), (91250, 1408321), (120625, 1065362), (140890, 912125), (182425, 704450), (241250, 532681), (352225, 364850)]