202992140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{12799}}^1$

素因数の和:12882

約数の個数: 48

約数和(自身を含む): 466636800

約数和(自身を除く): 263644660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 1220, 1586, 3172, 3965, 7930, 12799, 15860, 25598, 51196, 63995, 127990, 166387, 255980, 332774, 665548, 780739, 831935, 1561478, 1663870, 3122956, 3327740, 3903695, 7807390, 10149607, 15614780, 20299214, 40598428, 50748035, 101496070, 202992140]

約数ペア:

[(1, 202992140), (2, 101496070), (4, 50748035), (5, 40598428), (10, 20299214), (13, 15614780), (20, 10149607), (26, 7807390), (52, 3903695), (61, 3327740), (65, 3122956), (122, 1663870), (130, 1561478), (244, 831935), (260, 780739), (305, 665548), (610, 332774), (793, 255980), (1220, 166387), (1586, 127990), (3172, 63995), (3965, 51196), (7930, 25598), (12799, 15860)]