2099693600

素因数分解:

$2^5\times 5^2\times {\mathrm{79}}^1\times {\mathrm{33223}}^1$

素因数の和:33322

約数の個数: 72

約数和(自身を含む): 5190917760

約数和(自身を除く): 3091224160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 79, 80, 100, 158, 160, 200, 316, 395, 400, 632, 790, 800, 1264, 1580, 1975, 2528, 3160, 3950, 6320, 7900, 12640, 15800, 31600, 33223, 63200, 66446, 132892, 166115, 265784, 332230, 531568, 664460, 830575, 1063136, 1328920, 1661150, 2624617, 2657840, 3322300, 5249234, 5315680, 6644600, 10498468, 13123085, 13289200, 20996936, 26246170, 26578400, 41993872, 52492340, 65615425, 83987744, 104984680, 131230850, 209969360, 262461700, 419938720, 524923400, 1049846800, 2099693600]

約数ペア:

[(1, 2099693600), (2, 1049846800), (4, 524923400), (5, 419938720), (8, 262461700), (10, 209969360), (16, 131230850), (20, 104984680), (25, 83987744), (32, 65615425), (40, 52492340), (50, 41993872), (79, 26578400), (80, 26246170), (100, 20996936), (158, 13289200), (160, 13123085), (200, 10498468), (316, 6644600), (395, 5315680), (400, 5249234), (632, 3322300), (790, 2657840), (800, 2624617), (1264, 1661150), (1580, 1328920), (1975, 1063136), (2528, 830575), (3160, 664460), (3950, 531568), (6320, 332230), (7900, 265784), (12640, 166115), (15800, 132892), (31600, 66446), (33223, 63200)]