131853800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:172

約数の個数: 144

約数和(自身を含む): 343103040

約数和(自身を除く): 211249240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 47, 50, 52, 65, 83, 94, 100, 104, 130, 166, 169, 188, 200, 235, 260, 325, 332, 338, 376, 415, 470, 520, 611, 650, 664, 676, 830, 845, 940, 1079, 1175, 1222, 1300, 1352, 1660, 1690, 1880, 2075, 2158, 2350, 2444, 2600, 3055, 3320, 3380, 3901, 4150, 4225, 4316, 4700, 4888, 5395, 6110, 6760, 7802, 7943, 8300, 8450, 8632, 9400, 10790, 12220, 14027, 15275, 15604, 15886, 16600, 16900, 19505, 21580, 24440, 26975, 28054, 30550, 31208, 31772, 33800, 39010, 39715, 43160, 50713, 53950, 56108, 61100, 63544, 70135, 78020, 79430, 97525, 101426, 107900, 112216, 122200, 140270, 156040, 158860, 195050, 198575, 202852, 215800, 253565, 280540, 317720, 350675, 390100, 397150, 405704, 507130, 561080, 659269, 701350, 780200, 794300, 1014260, 1267825, 1318538, 1402700, 1588600, 2028520, 2535650, 2637076, 2805400, 3296345, 5071300, 5274152, 6592690, 10142600, 13185380, 16481725, 26370760, 32963450, 65926900, 131853800]

約数ペア:

[(1, 131853800), (2, 65926900), (4, 32963450), (5, 26370760), (8, 16481725), (10, 13185380), (13, 10142600), (20, 6592690), (25, 5274152), (26, 5071300), (40, 3296345), (47, 2805400), (50, 2637076), (52, 2535650), (65, 2028520), (83, 1588600), (94, 1402700), (100, 1318538), (104, 1267825), (130, 1014260), (166, 794300), (169, 780200), (188, 701350), (200, 659269), (235, 561080), (260, 507130), (325, 405704), (332, 397150), (338, 390100), (376, 350675), (415, 317720), (470, 280540), (520, 253565), (611, 215800), (650, 202852), (664, 198575), (676, 195050), (830, 158860), (845, 156040), (940, 140270), (1079, 122200), (1175, 112216), (1222, 107900), (1300, 101426), (1352, 97525), (1660, 79430), (1690, 78020), (1880, 70135), (2075, 63544), (2158, 61100), (2350, 56108), (2444, 53950), (2600, 50713), (3055, 43160), (3320, 39715), (3380, 39010), (3901, 33800), (4150, 31772), (4225, 31208), (4316, 30550), (4700, 28054), (4888, 26975), (5395, 24440), (6110, 21580), (6760, 19505), (7802, 16900), (7943, 16600), (8300, 15886), (8450, 15604), (8632, 15275), (9400, 14027), (10790, 12220)]