201898720

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{15973}}^1$

素因数の和:16067

約数の個数: 48

約数和(自身を含む): 483053760

約数和(自身を除く): 281155040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 158, 160, 316, 395, 632, 790, 1264, 1580, 2528, 3160, 6320, 12640, 15973, 31946, 63892, 79865, 127784, 159730, 255568, 319460, 511136, 638920, 1261867, 1277840, 2523734, 2555680, 5047468, 6309335, 10094936, 12618670, 20189872, 25237340, 40379744, 50474680, 100949360, 201898720]

約数ペア:

[(1, 201898720), (2, 100949360), (4, 50474680), (5, 40379744), (8, 25237340), (10, 20189872), (16, 12618670), (20, 10094936), (32, 6309335), (40, 5047468), (79, 2555680), (80, 2523734), (158, 1277840), (160, 1261867), (316, 638920), (395, 511136), (632, 319460), (790, 255568), (1264, 159730), (1580, 127784), (2528, 79865), (3160, 63892), (6320, 31946), (12640, 15973)]