64611750

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:455

約数の個数: 128

約数和(自身を含む): 190734336

約数和(自身を除く): 126122586

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 31, 35, 42, 50, 62, 70, 75, 93, 105, 125, 150, 155, 175, 186, 210, 217, 250, 310, 350, 375, 397, 434, 465, 525, 651, 750, 775, 794, 875, 930, 1050, 1085, 1191, 1302, 1550, 1750, 1985, 2170, 2325, 2382, 2625, 2779, 3255, 3875, 3970, 4650, 5250, 5425, 5558, 5955, 6510, 7750, 8337, 9925, 10850, 11625, 11910, 12307, 13895, 16275, 16674, 19850, 23250, 24614, 27125, 27790, 29775, 32550, 36921, 41685, 49625, 54250, 59550, 61535, 69475, 73842, 81375, 83370, 86149, 99250, 123070, 138950, 148875, 162750, 172298, 184605, 208425, 258447, 297750, 307675, 347375, 369210, 416850, 430745, 516894, 615350, 694750, 861490, 923025, 1042125, 1292235, 1538375, 1846050, 2084250, 2153725, 2584470, 3076750, 4307450, 4615125, 6461175, 9230250, 10768625, 12922350, 21537250, 32305875, 64611750]

約数ペア:

[(1, 64611750), (2, 32305875), (3, 21537250), (5, 12922350), (6, 10768625), (7, 9230250), (10, 6461175), (14, 4615125), (15, 4307450), (21, 3076750), (25, 2584470), (30, 2153725), (31, 2084250), (35, 1846050), (42, 1538375), (50, 1292235), (62, 1042125), (70, 923025), (75, 861490), (93, 694750), (105, 615350), (125, 516894), (150, 430745), (155, 416850), (175, 369210), (186, 347375), (210, 307675), (217, 297750), (250, 258447), (310, 208425), (350, 184605), (375, 172298), (397, 162750), (434, 148875), (465, 138950), (525, 123070), (651, 99250), (750, 86149), (775, 83370), (794, 81375), (875, 73842), (930, 69475), (1050, 61535), (1085, 59550), (1191, 54250), (1302, 49625), (1550, 41685), (1750, 36921), (1985, 32550), (2170, 29775), (2325, 27790), (2382, 27125), (2625, 24614), (2779, 23250), (3255, 19850), (3875, 16674), (3970, 16275), (4650, 13895), (5250, 12307), (5425, 11910), (5558, 11625), (5955, 10850), (6510, 9925), (7750, 8337)]