31955750

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:210

約数の個数: 64

約数和(自身を含む): 64831104

約数和(自身を除く): 32875354

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 73, 85, 103, 125, 146, 170, 206, 250, 365, 425, 515, 730, 850, 1030, 1241, 1751, 1825, 2125, 2482, 2575, 3502, 3650, 4250, 5150, 6205, 7519, 8755, 9125, 12410, 12875, 15038, 17510, 18250, 25750, 31025, 37595, 43775, 62050, 75190, 87550, 127823, 155125, 187975, 218875, 255646, 310250, 375950, 437750, 639115, 939875, 1278230, 1879750, 3195575, 6391150, 15977875, 31955750]

約数ペア:

[(1, 31955750), (2, 15977875), (5, 6391150), (10, 3195575), (17, 1879750), (25, 1278230), (34, 939875), (50, 639115), (73, 437750), (85, 375950), (103, 310250), (125, 255646), (146, 218875), (170, 187975), (206, 155125), (250, 127823), (365, 87550), (425, 75190), (515, 62050), (730, 43775), (850, 37595), (1030, 31025), (1241, 25750), (1751, 18250), (1825, 17510), (2125, 15038), (2482, 12875), (2575, 12410), (3502, 9125), (3650, 8755), (4250, 7519), (5150, 6205)]