161365400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1459}}^1$

素因数の和:1561

約数の個数: 96

約数和(自身を含む): 434496000

約数和(自身を除く): 273130600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 79, 100, 140, 158, 175, 200, 280, 316, 350, 395, 553, 632, 700, 790, 1106, 1400, 1459, 1580, 1975, 2212, 2765, 2918, 3160, 3950, 4424, 5530, 5836, 7295, 7900, 10213, 11060, 11672, 13825, 14590, 15800, 20426, 22120, 27650, 29180, 36475, 40852, 51065, 55300, 58360, 72950, 81704, 102130, 110600, 115261, 145900, 204260, 230522, 255325, 291800, 408520, 461044, 510650, 576305, 806827, 922088, 1021300, 1152610, 1613654, 2042600, 2305220, 2881525, 3227308, 4034135, 4610440, 5763050, 6454616, 8068270, 11526100, 16136540, 20170675, 23052200, 32273080, 40341350, 80682700, 161365400]

約数ペア:

[(1, 161365400), (2, 80682700), (4, 40341350), (5, 32273080), (7, 23052200), (8, 20170675), (10, 16136540), (14, 11526100), (20, 8068270), (25, 6454616), (28, 5763050), (35, 4610440), (40, 4034135), (50, 3227308), (56, 2881525), (70, 2305220), (79, 2042600), (100, 1613654), (140, 1152610), (158, 1021300), (175, 922088), (200, 806827), (280, 576305), (316, 510650), (350, 461044), (395, 408520), (553, 291800), (632, 255325), (700, 230522), (790, 204260), (1106, 145900), (1400, 115261), (1459, 110600), (1580, 102130), (1975, 81704), (2212, 72950), (2765, 58360), (2918, 55300), (3160, 51065), (3950, 40852), (4424, 36475), (5530, 29180), (5836, 27650), (7295, 22120), (7900, 20426), (10213, 15800), (11060, 14590), (11672, 13825)]