80227700

素因数分解:

$2^2\times 5^2\times 7^3\times {\mathrm{2339}}^1$

素因数の和:2374

約数の個数: 72

約数和(自身を含む): 203112000

約数和(自身を除く): 122884300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 343, 350, 490, 686, 700, 980, 1225, 1372, 1715, 2339, 2450, 3430, 4678, 4900, 6860, 8575, 9356, 11695, 16373, 17150, 23390, 32746, 34300, 46780, 58475, 65492, 81865, 114611, 116950, 163730, 229222, 233900, 327460, 409325, 458444, 573055, 802277, 818650, 1146110, 1604554, 1637300, 2292220, 2865275, 3209108, 4011385, 5730550, 8022770, 11461100, 16045540, 20056925, 40113850, 80227700]

約数ペア:

[(1, 80227700), (2, 40113850), (4, 20056925), (5, 16045540), (7, 11461100), (10, 8022770), (14, 5730550), (20, 4011385), (25, 3209108), (28, 2865275), (35, 2292220), (49, 1637300), (50, 1604554), (70, 1146110), (98, 818650), (100, 802277), (140, 573055), (175, 458444), (196, 409325), (245, 327460), (343, 233900), (350, 229222), (490, 163730), (686, 116950), (700, 114611), (980, 81865), (1225, 65492), (1372, 58475), (1715, 46780), (2339, 34300), (2450, 32746), (3430, 23390), (4678, 17150), (4900, 16373), (6860, 11695), (8575, 9356)]