55551900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:220

約数の個数: 144

約数和(自身を含む): 171489024

約数和(自身を除く): 115937124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 25, 30, 46, 50, 60, 69, 75, 83, 92, 97, 100, 115, 138, 150, 166, 194, 230, 249, 276, 291, 300, 332, 345, 388, 415, 460, 485, 498, 575, 582, 690, 830, 970, 996, 1150, 1164, 1245, 1380, 1455, 1660, 1725, 1909, 1940, 2075, 2231, 2300, 2425, 2490, 2910, 3450, 3818, 4150, 4462, 4850, 4980, 5727, 5820, 6225, 6693, 6900, 7275, 7636, 8051, 8300, 8924, 9545, 9700, 11155, 11454, 12450, 13386, 14550, 16102, 19090, 22310, 22908, 24153, 24900, 26772, 28635, 29100, 32204, 33465, 38180, 40255, 44620, 47725, 48306, 55775, 57270, 66930, 80510, 95450, 96612, 111550, 114540, 120765, 133860, 143175, 161020, 167325, 185173, 190900, 201275, 223100, 241530, 286350, 334650, 370346, 402550, 483060, 555519, 572700, 603825, 669300, 740692, 805100, 925865, 1111038, 1207650, 1851730, 2222076, 2415300, 2777595, 3703460, 4629325, 5555190, 9258650, 11110380, 13887975, 18517300, 27775950, 55551900]

約数ペア:

[(1, 55551900), (2, 27775950), (3, 18517300), (4, 13887975), (5, 11110380), (6, 9258650), (10, 5555190), (12, 4629325), (15, 3703460), (20, 2777595), (23, 2415300), (25, 2222076), (30, 1851730), (46, 1207650), (50, 1111038), (60, 925865), (69, 805100), (75, 740692), (83, 669300), (92, 603825), (97, 572700), (100, 555519), (115, 483060), (138, 402550), (150, 370346), (166, 334650), (194, 286350), (230, 241530), (249, 223100), (276, 201275), (291, 190900), (300, 185173), (332, 167325), (345, 161020), (388, 143175), (415, 133860), (460, 120765), (485, 114540), (498, 111550), (575, 96612), (582, 95450), (690, 80510), (830, 66930), (970, 57270), (996, 55775), (1150, 48306), (1164, 47725), (1245, 44620), (1380, 40255), (1455, 38180), (1660, 33465), (1725, 32204), (1909, 29100), (1940, 28635), (2075, 26772), (2231, 24900), (2300, 24153), (2425, 22908), (2490, 22310), (2910, 19090), (3450, 16102), (3818, 14550), (4150, 13386), (4462, 12450), (4850, 11454), (4980, 11155), (5727, 9700), (5820, 9545), (6225, 8924), (6693, 8300), (6900, 8051), (7275, 7636)]