1868635750

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{317}}^1$

素因数の和:443

約数の個数: 128

約数和(自身を含む): 3964671360

約数和(自身を除く): 2096035610

約数列:

[1, 2, 5, 10, 17, 19, 25, 34, 38, 50, 73, 85, 95, 125, 146, 170, 190, 250, 317, 323, 365, 425, 475, 634, 646, 730, 850, 950, 1241, 1387, 1585, 1615, 1825, 2125, 2375, 2482, 2774, 3170, 3230, 3650, 4250, 4750, 5389, 6023, 6205, 6935, 7925, 8075, 9125, 10778, 12046, 12410, 13870, 15850, 16150, 18250, 23141, 23579, 26945, 30115, 31025, 34675, 39625, 40375, 46282, 47158, 53890, 60230, 62050, 69350, 79250, 80750, 102391, 115705, 117895, 134725, 150575, 155125, 173375, 204782, 231410, 235790, 269450, 301150, 310250, 346750, 393397, 439679, 511955, 578525, 589475, 673625, 752875, 786794, 879358, 1023910, 1157050, 1178950, 1347250, 1505750, 1966985, 2198395, 2559775, 2892625, 2947375, 3933970, 4396790, 5119550, 5785250, 5894750, 7474543, 9834925, 10991975, 12798875, 14949086, 19669850, 21983950, 25597750, 37372715, 49174625, 54959875, 74745430, 98349250, 109919750, 186863575, 373727150, 934317875, 1868635750]

約数ペア:

[(1, 1868635750), (2, 934317875), (5, 373727150), (10, 186863575), (17, 109919750), (19, 98349250), (25, 74745430), (34, 54959875), (38, 49174625), (50, 37372715), (73, 25597750), (85, 21983950), (95, 19669850), (125, 14949086), (146, 12798875), (170, 10991975), (190, 9834925), (250, 7474543), (317, 5894750), (323, 5785250), (365, 5119550), (425, 4396790), (475, 3933970), (634, 2947375), (646, 2892625), (730, 2559775), (850, 2198395), (950, 1966985), (1241, 1505750), (1387, 1347250), (1585, 1178950), (1615, 1157050), (1825, 1023910), (2125, 879358), (2375, 786794), (2482, 752875), (2774, 673625), (3170, 589475), (3230, 578525), (3650, 511955), (4250, 439679), (4750, 393397), (5389, 346750), (6023, 310250), (6205, 301150), (6935, 269450), (7925, 235790), (8075, 231410), (9125, 204782), (10778, 173375), (12046, 155125), (12410, 150575), (13870, 134725), (15850, 117895), (16150, 115705), (18250, 102391), (23141, 80750), (23579, 79250), (26945, 69350), (30115, 62050), (31025, 60230), (34675, 53890), (39625, 47158), (40375, 46282)]