64674750

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:251

約数の個数: 128

約数和(自身を含む): 187858944

約数和(自身を除く): 123184194

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 97, 105, 125, 127, 150, 175, 194, 210, 250, 254, 291, 350, 375, 381, 485, 525, 582, 635, 679, 750, 762, 875, 889, 970, 1050, 1270, 1358, 1455, 1750, 1778, 1905, 2037, 2425, 2625, 2667, 2910, 3175, 3395, 3810, 4074, 4445, 4850, 5250, 5334, 6350, 6790, 7275, 8890, 9525, 10185, 12125, 12319, 13335, 14550, 15875, 16975, 19050, 20370, 22225, 24250, 24638, 26670, 31750, 33950, 36375, 36957, 44450, 47625, 50925, 61595, 66675, 72750, 73914, 84875, 86233, 95250, 101850, 111125, 123190, 133350, 169750, 172466, 184785, 222250, 254625, 258699, 307975, 333375, 369570, 431165, 509250, 517398, 615950, 666750, 862330, 923925, 1293495, 1539875, 1847850, 2155825, 2586990, 3079750, 4311650, 4619625, 6467475, 9239250, 10779125, 12934950, 21558250, 32337375, 64674750]

約数ペア:

[(1, 64674750), (2, 32337375), (3, 21558250), (5, 12934950), (6, 10779125), (7, 9239250), (10, 6467475), (14, 4619625), (15, 4311650), (21, 3079750), (25, 2586990), (30, 2155825), (35, 1847850), (42, 1539875), (50, 1293495), (70, 923925), (75, 862330), (97, 666750), (105, 615950), (125, 517398), (127, 509250), (150, 431165), (175, 369570), (194, 333375), (210, 307975), (250, 258699), (254, 254625), (291, 222250), (350, 184785), (375, 172466), (381, 169750), (485, 133350), (525, 123190), (582, 111125), (635, 101850), (679, 95250), (750, 86233), (762, 84875), (875, 73914), (889, 72750), (970, 66675), (1050, 61595), (1270, 50925), (1358, 47625), (1455, 44450), (1750, 36957), (1778, 36375), (1905, 33950), (2037, 31750), (2425, 26670), (2625, 24638), (2667, 24250), (2910, 22225), (3175, 20370), (3395, 19050), (3810, 16975), (4074, 15875), (4445, 14550), (4850, 13335), (5250, 12319), (5334, 12125), (6350, 10185), (6790, 9525), (7275, 8890)]