55455750

素因数分解:

$2^1\times 3^2\times 5^3\times 7^2\times {\mathrm{503}}^1$

素因数の和:540

約数の個数: 144

約数和(自身を含む): 174781152

約数和(自身を除く): 119325402

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 49, 50, 63, 70, 75, 90, 98, 105, 125, 126, 147, 150, 175, 210, 225, 245, 250, 294, 315, 350, 375, 441, 450, 490, 503, 525, 630, 735, 750, 875, 882, 1006, 1050, 1125, 1225, 1470, 1509, 1575, 1750, 2205, 2250, 2450, 2515, 2625, 3018, 3150, 3521, 3675, 4410, 4527, 5030, 5250, 6125, 7042, 7350, 7545, 7875, 9054, 10563, 11025, 12250, 12575, 15090, 15750, 17605, 18375, 21126, 22050, 22635, 24647, 25150, 31689, 35210, 36750, 37725, 45270, 49294, 52815, 55125, 62875, 63378, 73941, 75450, 88025, 105630, 110250, 113175, 123235, 125750, 147882, 158445, 176050, 188625, 221823, 226350, 246470, 264075, 316890, 369705, 377250, 440125, 443646, 528150, 565875, 616175, 739410, 792225, 880250, 1109115, 1131750, 1232350, 1320375, 1584450, 1848525, 2218230, 2640750, 3080875, 3697050, 3961125, 5545575, 6161750, 7922250, 9242625, 11091150, 18485250, 27727875, 55455750]

約数ペア:

[(1, 55455750), (2, 27727875), (3, 18485250), (5, 11091150), (6, 9242625), (7, 7922250), (9, 6161750), (10, 5545575), (14, 3961125), (15, 3697050), (18, 3080875), (21, 2640750), (25, 2218230), (30, 1848525), (35, 1584450), (42, 1320375), (45, 1232350), (49, 1131750), (50, 1109115), (63, 880250), (70, 792225), (75, 739410), (90, 616175), (98, 565875), (105, 528150), (125, 443646), (126, 440125), (147, 377250), (150, 369705), (175, 316890), (210, 264075), (225, 246470), (245, 226350), (250, 221823), (294, 188625), (315, 176050), (350, 158445), (375, 147882), (441, 125750), (450, 123235), (490, 113175), (503, 110250), (525, 105630), (630, 88025), (735, 75450), (750, 73941), (875, 63378), (882, 62875), (1006, 55125), (1050, 52815), (1125, 49294), (1225, 45270), (1470, 37725), (1509, 36750), (1575, 35210), (1750, 31689), (2205, 25150), (2250, 24647), (2450, 22635), (2515, 22050), (2625, 21126), (3018, 18375), (3150, 17605), (3521, 15750), (3675, 15090), (4410, 12575), (4527, 12250), (5030, 11025), (5250, 10563), (6125, 9054), (7042, 7875), (7350, 7545)]