79938450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{349}}^1\times {\mathrm{509}}^1$

素因数の和:876

約数の個数: 72

約数和(自身を含む): 215806500

約数和(自身を除く): 135868050

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 349, 450, 509, 698, 1018, 1047, 1527, 1745, 2094, 2545, 3054, 3141, 3490, 4581, 5090, 5235, 6282, 7635, 8725, 9162, 10470, 12725, 15270, 15705, 17450, 22905, 25450, 26175, 31410, 38175, 45810, 52350, 76350, 78525, 114525, 157050, 177641, 229050, 355282, 532923, 888205, 1065846, 1598769, 1776410, 2664615, 3197538, 4441025, 5329230, 7993845, 8882050, 13323075, 15987690, 26646150, 39969225, 79938450]

約数ペア:

[(1, 79938450), (2, 39969225), (3, 26646150), (5, 15987690), (6, 13323075), (9, 8882050), (10, 7993845), (15, 5329230), (18, 4441025), (25, 3197538), (30, 2664615), (45, 1776410), (50, 1598769), (75, 1065846), (90, 888205), (150, 532923), (225, 355282), (349, 229050), (450, 177641), (509, 157050), (698, 114525), (1018, 78525), (1047, 76350), (1527, 52350), (1745, 45810), (2094, 38175), (2545, 31410), (3054, 26175), (3141, 25450), (3490, 22905), (4581, 17450), (5090, 15705), (5235, 15270), (6282, 12725), (7635, 10470), (8725, 9162)]