28329350

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:430

約数の個数: 72

約数和(自身を含む): 63442368

約数和(自身を除く): 35113018

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 49, 50, 62, 70, 98, 155, 175, 217, 245, 310, 350, 373, 434, 490, 746, 775, 1085, 1225, 1519, 1550, 1865, 2170, 2450, 2611, 3038, 3730, 5222, 5425, 7595, 9325, 10850, 11563, 13055, 15190, 18277, 18650, 23126, 26110, 36554, 37975, 57815, 65275, 75950, 80941, 91385, 115630, 130550, 161882, 182770, 289075, 404705, 456925, 566587, 578150, 809410, 913850, 1133174, 2023525, 2832935, 4047050, 5665870, 14164675, 28329350]

約数ペア:

[(1, 28329350), (2, 14164675), (5, 5665870), (7, 4047050), (10, 2832935), (14, 2023525), (25, 1133174), (31, 913850), (35, 809410), (49, 578150), (50, 566587), (62, 456925), (70, 404705), (98, 289075), (155, 182770), (175, 161882), (217, 130550), (245, 115630), (310, 91385), (350, 80941), (373, 75950), (434, 65275), (490, 57815), (746, 37975), (775, 36554), (1085, 26110), (1225, 23126), (1519, 18650), (1550, 18277), (1865, 15190), (2170, 13055), (2450, 11563), (2611, 10850), (3038, 9325), (3730, 7595), (5222, 5425)]