625804970

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{11717}}^1$

素因数の和:11847

約数の個数: 48

約数和(自身を含む): 1322493480

約数和(自身を除く): 696688510

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 109, 218, 245, 490, 545, 763, 1090, 1526, 3815, 5341, 7630, 10682, 11717, 23434, 26705, 53410, 58585, 82019, 117170, 164038, 410095, 574133, 820190, 1148266, 1277153, 2554306, 2870665, 5741330, 6385765, 8940071, 12771530, 17880142, 44700355, 62580497, 89400710, 125160994, 312902485, 625804970]

約数ペア:

[(1, 625804970), (2, 312902485), (5, 125160994), (7, 89400710), (10, 62580497), (14, 44700355), (35, 17880142), (49, 12771530), (70, 8940071), (98, 6385765), (109, 5741330), (218, 2870665), (245, 2554306), (490, 1277153), (545, 1148266), (763, 820190), (1090, 574133), (1526, 410095), (3815, 164038), (5341, 117170), (7630, 82019), (10682, 58585), (11717, 53410), (23434, 26705)]