155385400

素因数分解:

$2^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:313

約数の個数: 96

約数和(自身を含む): 374239440

約数和(自身を除く): 218854040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 100, 106, 107, 137, 200, 212, 214, 265, 274, 424, 428, 530, 535, 548, 685, 856, 1060, 1070, 1096, 1325, 1370, 2120, 2140, 2650, 2675, 2740, 3425, 4280, 5300, 5350, 5480, 5671, 6850, 7261, 10600, 10700, 11342, 13700, 14522, 14659, 21400, 22684, 27400, 28355, 29044, 29318, 36305, 45368, 56710, 58088, 58636, 72610, 73295, 113420, 117272, 141775, 145220, 146590, 181525, 226840, 283550, 290440, 293180, 363050, 366475, 567100, 586360, 726100, 732950, 776927, 1134200, 1452200, 1465900, 1553854, 2931800, 3107708, 3884635, 6215416, 7769270, 15538540, 19423175, 31077080, 38846350, 77692700, 155385400]

約数ペア:

[(1, 155385400), (2, 77692700), (4, 38846350), (5, 31077080), (8, 19423175), (10, 15538540), (20, 7769270), (25, 6215416), (40, 3884635), (50, 3107708), (53, 2931800), (100, 1553854), (106, 1465900), (107, 1452200), (137, 1134200), (200, 776927), (212, 732950), (214, 726100), (265, 586360), (274, 567100), (424, 366475), (428, 363050), (530, 293180), (535, 290440), (548, 283550), (685, 226840), (856, 181525), (1060, 146590), (1070, 145220), (1096, 141775), (1325, 117272), (1370, 113420), (2120, 73295), (2140, 72610), (2650, 58636), (2675, 58088), (2740, 56710), (3425, 45368), (4280, 36305), (5300, 29318), (5350, 29044), (5480, 28355), (5671, 27400), (6850, 22684), (7261, 21400), (10600, 14659), (10700, 14522), (11342, 13700)]