81838470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{4933}}^1$

素因数の和:5029

約数の個数: 64

約数和(自身を含む): 227358720

約数和(自身を除く): 145520250

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 79, 105, 158, 210, 237, 395, 474, 553, 790, 1106, 1185, 1659, 2370, 2765, 3318, 4933, 5530, 8295, 9866, 14799, 16590, 24665, 29598, 34531, 49330, 69062, 73995, 103593, 147990, 172655, 207186, 345310, 389707, 517965, 779414, 1035930, 1169121, 1948535, 2338242, 2727949, 3897070, 5455898, 5845605, 8183847, 11691210, 13639745, 16367694, 27279490, 40919235, 81838470]

約数ペア:

[(1, 81838470), (2, 40919235), (3, 27279490), (5, 16367694), (6, 13639745), (7, 11691210), (10, 8183847), (14, 5845605), (15, 5455898), (21, 3897070), (30, 2727949), (35, 2338242), (42, 1948535), (70, 1169121), (79, 1035930), (105, 779414), (158, 517965), (210, 389707), (237, 345310), (395, 207186), (474, 172655), (553, 147990), (790, 103593), (1106, 73995), (1185, 69062), (1659, 49330), (2370, 34531), (2765, 29598), (3318, 24665), (4933, 16590), (5530, 14799), (8295, 9866)]