30807100

素因数分解:

$2^2\times 5^2\times {\mathrm{239}}^1\times {\mathrm{1289}}^1$

素因数の和:1542

約数の個数: 36

約数和(自身を含む): 67183200

約数和(自身を除く): 36376100

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 239, 478, 956, 1195, 1289, 2390, 2578, 4780, 5156, 5975, 6445, 11950, 12890, 23900, 25780, 32225, 64450, 128900, 308071, 616142, 1232284, 1540355, 3080710, 6161420, 7701775, 15403550, 30807100]

約数ペア:

[(1, 30807100), (2, 15403550), (4, 7701775), (5, 6161420), (10, 3080710), (20, 1540355), (25, 1232284), (50, 616142), (100, 308071), (239, 128900), (478, 64450), (956, 32225), (1195, 25780), (1289, 23900), (2390, 12890), (2578, 11950), (4780, 6445), (5156, 5975)]