138128600

素因数分解:

$2^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:309

約数の個数: 96

約数和(自身を含む): 333259920

約数和(自身を除く): 195131320

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 83, 100, 106, 157, 166, 200, 212, 265, 314, 332, 415, 424, 530, 628, 664, 785, 830, 1060, 1256, 1325, 1570, 1660, 2075, 2120, 2650, 3140, 3320, 3925, 4150, 4399, 5300, 6280, 7850, 8300, 8321, 8798, 10600, 13031, 15700, 16600, 16642, 17596, 21995, 26062, 31400, 33284, 35192, 41605, 43990, 52124, 65155, 66568, 83210, 87980, 104248, 109975, 130310, 166420, 175960, 208025, 219950, 260620, 325775, 332840, 416050, 439900, 521240, 651550, 690643, 832100, 879800, 1303100, 1381286, 1664200, 2606200, 2762572, 3453215, 5525144, 6906430, 13812860, 17266075, 27625720, 34532150, 69064300, 138128600]

約数ペア:

[(1, 138128600), (2, 69064300), (4, 34532150), (5, 27625720), (8, 17266075), (10, 13812860), (20, 6906430), (25, 5525144), (40, 3453215), (50, 2762572), (53, 2606200), (83, 1664200), (100, 1381286), (106, 1303100), (157, 879800), (166, 832100), (200, 690643), (212, 651550), (265, 521240), (314, 439900), (332, 416050), (415, 332840), (424, 325775), (530, 260620), (628, 219950), (664, 208025), (785, 175960), (830, 166420), (1060, 130310), (1256, 109975), (1325, 104248), (1570, 87980), (1660, 83210), (2075, 66568), (2120, 65155), (2650, 52124), (3140, 43990), (3320, 41605), (3925, 35192), (4150, 33284), (4399, 31400), (5300, 26062), (6280, 21995), (7850, 17596), (8300, 16642), (8321, 16600), (8798, 15700), (10600, 13031)]