13125200

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:205

約数の個数: 120

約数和(自身を含む): 36441120

約数和(自身を除く): 23315920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 25, 38, 40, 44, 50, 55, 76, 80, 88, 95, 100, 110, 152, 157, 176, 190, 200, 209, 220, 275, 304, 314, 380, 400, 418, 440, 475, 550, 628, 760, 785, 836, 880, 950, 1045, 1100, 1256, 1520, 1570, 1672, 1727, 1900, 2090, 2200, 2512, 2983, 3140, 3344, 3454, 3800, 3925, 4180, 4400, 5225, 5966, 6280, 6908, 7600, 7850, 8360, 8635, 10450, 11932, 12560, 13816, 14915, 15700, 16720, 17270, 20900, 23864, 27632, 29830, 31400, 32813, 34540, 41800, 43175, 47728, 59660, 62800, 65626, 69080, 74575, 83600, 86350, 119320, 131252, 138160, 149150, 164065, 172700, 238640, 262504, 298300, 328130, 345400, 525008, 596600, 656260, 690800, 820325, 1193200, 1312520, 1640650, 2625040, 3281300, 6562600, 13125200]

約数ペア:

[(1, 13125200), (2, 6562600), (4, 3281300), (5, 2625040), (8, 1640650), (10, 1312520), (11, 1193200), (16, 820325), (19, 690800), (20, 656260), (22, 596600), (25, 525008), (38, 345400), (40, 328130), (44, 298300), (50, 262504), (55, 238640), (76, 172700), (80, 164065), (88, 149150), (95, 138160), (100, 131252), (110, 119320), (152, 86350), (157, 83600), (176, 74575), (190, 69080), (200, 65626), (209, 62800), (220, 59660), (275, 47728), (304, 43175), (314, 41800), (380, 34540), (400, 32813), (418, 31400), (440, 29830), (475, 27632), (550, 23864), (628, 20900), (760, 17270), (785, 16720), (836, 15700), (880, 14915), (950, 13816), (1045, 12560), (1100, 11932), (1256, 10450), (1520, 8635), (1570, 8360), (1672, 7850), (1727, 7600), (1900, 6908), (2090, 6280), (2200, 5966), (2512, 5225), (2983, 4400), (3140, 4180), (3344, 3925), (3454, 3800)]