200745620

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{359}}^1\times {\mathrm{383}}^1$

素因数の和:824

約数の個数: 48

約数和(自身を含む): 429649920

約数和(自身を除く): 228904300

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 359, 365, 383, 718, 730, 766, 1436, 1460, 1532, 1795, 1915, 3590, 3830, 7180, 7660, 26207, 27959, 52414, 55918, 104828, 111836, 131035, 137497, 139795, 262070, 274994, 279590, 524140, 549988, 559180, 687485, 1374970, 2749940, 10037281, 20074562, 40149124, 50186405, 100372810, 200745620]

約数ペア:

[(1, 200745620), (2, 100372810), (4, 50186405), (5, 40149124), (10, 20074562), (20, 10037281), (73, 2749940), (146, 1374970), (292, 687485), (359, 559180), (365, 549988), (383, 524140), (718, 279590), (730, 274994), (766, 262070), (1436, 139795), (1460, 137497), (1532, 131035), (1795, 111836), (1915, 104828), (3590, 55918), (3830, 52414), (7180, 27959), (7660, 26207)]