19875150

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1523}}^1$

素因数の和:1570

約数の個数: 72

約数和(自身を含む): 55275480

約数和(自身を除く): 35400330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 29, 30, 45, 50, 58, 75, 87, 90, 145, 150, 174, 225, 261, 290, 435, 450, 522, 725, 870, 1305, 1450, 1523, 2175, 2610, 3046, 4350, 4569, 6525, 7615, 9138, 13050, 13707, 15230, 22845, 27414, 38075, 44167, 45690, 68535, 76150, 88334, 114225, 132501, 137070, 220835, 228450, 265002, 342675, 397503, 441670, 662505, 685350, 795006, 1104175, 1325010, 1987515, 2208350, 3312525, 3975030, 6625050, 9937575, 19875150]

約数ペア:

[(1, 19875150), (2, 9937575), (3, 6625050), (5, 3975030), (6, 3312525), (9, 2208350), (10, 1987515), (15, 1325010), (18, 1104175), (25, 795006), (29, 685350), (30, 662505), (45, 441670), (50, 397503), (58, 342675), (75, 265002), (87, 228450), (90, 220835), (145, 137070), (150, 132501), (174, 114225), (225, 88334), (261, 76150), (290, 68535), (435, 45690), (450, 44167), (522, 38075), (725, 27414), (870, 22845), (1305, 15230), (1450, 13707), (1523, 13050), (2175, 9138), (2610, 7615), (3046, 6525), (4350, 4569)]