638352170

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{509}}^1\times {\mathrm{1511}}^1$

素因数の和:2110

約数の個数: 32

約数和(自身を含む): 1165933440

約数和(自身を除く): 527581270

約数列:

[1, 2, 5, 10, 83, 166, 415, 509, 830, 1018, 1511, 2545, 3022, 5090, 7555, 15110, 42247, 84494, 125413, 211235, 250826, 422470, 627065, 769099, 1254130, 1538198, 3845495, 7690990, 63835217, 127670434, 319176085, 638352170]

約数ペア:

[(1, 638352170), (2, 319176085), (5, 127670434), (10, 63835217), (83, 7690990), (166, 3845495), (415, 1538198), (509, 1254130), (830, 769099), (1018, 627065), (1511, 422470), (2545, 250826), (3022, 211235), (5090, 125413), (7555, 84494), (15110, 42247)]