1297748500

素因数分解:

$2^2\times 5^3\times {\mathrm{103}}^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1$

素因数の和:458

約数の個数: 96

約数和(自身を含む): 2900072448

約数和(自身を除く): 1602323948

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 103, 113, 125, 206, 223, 226, 250, 412, 446, 452, 500, 515, 565, 892, 1030, 1115, 1130, 2060, 2230, 2260, 2575, 2825, 4460, 5150, 5575, 5650, 10300, 11150, 11300, 11639, 12875, 14125, 22300, 22969, 23278, 25199, 25750, 27875, 28250, 45938, 46556, 50398, 51500, 55750, 56500, 58195, 91876, 100796, 111500, 114845, 116390, 125995, 229690, 232780, 251990, 290975, 459380, 503980, 574225, 581950, 629975, 1148450, 1163900, 1259950, 1454875, 2296900, 2519900, 2595497, 2871125, 2909750, 3149875, 5190994, 5742250, 5819500, 6299750, 10381988, 11484500, 12599500, 12977485, 25954970, 51909940, 64887425, 129774850, 259549700, 324437125, 648874250, 1297748500]

約数ペア:

[(1, 1297748500), (2, 648874250), (4, 324437125), (5, 259549700), (10, 129774850), (20, 64887425), (25, 51909940), (50, 25954970), (100, 12977485), (103, 12599500), (113, 11484500), (125, 10381988), (206, 6299750), (223, 5819500), (226, 5742250), (250, 5190994), (412, 3149875), (446, 2909750), (452, 2871125), (500, 2595497), (515, 2519900), (565, 2296900), (892, 1454875), (1030, 1259950), (1115, 1163900), (1130, 1148450), (2060, 629975), (2230, 581950), (2260, 574225), (2575, 503980), (2825, 459380), (4460, 290975), (5150, 251990), (5575, 232780), (5650, 229690), (10300, 125995), (11150, 116390), (11300, 114845), (11639, 111500), (12875, 100796), (14125, 91876), (22300, 58195), (22969, 56500), (23278, 55750), (25199, 51500), (25750, 50398), (27875, 46556), (28250, 45938)]