79967200

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{5261}}^1$

素因数の和:5300

約数の個数: 72

約数和(自身を含む): 205533720

約数和(自身を除く): 125566520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 76, 80, 95, 100, 152, 160, 190, 200, 304, 380, 400, 475, 608, 760, 800, 950, 1520, 1900, 3040, 3800, 5261, 7600, 10522, 15200, 21044, 26305, 42088, 52610, 84176, 99959, 105220, 131525, 168352, 199918, 210440, 263050, 399836, 420880, 499795, 526100, 799672, 841760, 999590, 1052200, 1599344, 1999180, 2104400, 2498975, 3198688, 3998360, 4208800, 4997950, 7996720, 9995900, 15993440, 19991800, 39983600, 79967200]

約数ペア:

[(1, 79967200), (2, 39983600), (4, 19991800), (5, 15993440), (8, 9995900), (10, 7996720), (16, 4997950), (19, 4208800), (20, 3998360), (25, 3198688), (32, 2498975), (38, 2104400), (40, 1999180), (50, 1599344), (76, 1052200), (80, 999590), (95, 841760), (100, 799672), (152, 526100), (160, 499795), (190, 420880), (200, 399836), (304, 263050), (380, 210440), (400, 199918), (475, 168352), (608, 131525), (760, 105220), (800, 99959), (950, 84176), (1520, 52610), (1900, 42088), (3040, 26305), (3800, 21044), (5261, 15200), (7600, 10522)]