102149720

素因数分解:

$2^3\times 5^1\times {\mathrm{701}}^1\times {\mathrm{3643}}^1$

素因数の和:4355

約数の個数: 32

約数和(自身を含む): 230227920

約数和(自身を除く): 128078200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 701, 1402, 2804, 3505, 3643, 5608, 7010, 7286, 14020, 14572, 18215, 28040, 29144, 36430, 72860, 145720, 2553743, 5107486, 10214972, 12768715, 20429944, 25537430, 51074860, 102149720]

約数ペア:

[(1, 102149720), (2, 51074860), (4, 25537430), (5, 20429944), (8, 12768715), (10, 10214972), (20, 5107486), (40, 2553743), (701, 145720), (1402, 72860), (2804, 36430), (3505, 29144), (3643, 28040), (5608, 18215), (7010, 14572), (7286, 14020)]