27985290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1693}}^1$

素因数の和:1751

約数の個数: 64

約数和(自身を含む): 73180800

約数和(自身を除く): 45195510

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 29, 30, 38, 57, 58, 87, 95, 114, 145, 174, 190, 285, 290, 435, 551, 570, 870, 1102, 1653, 1693, 2755, 3306, 3386, 5079, 5510, 8265, 8465, 10158, 16530, 16930, 25395, 32167, 49097, 50790, 64334, 96501, 98194, 147291, 160835, 193002, 245485, 294582, 321670, 482505, 490970, 736455, 932843, 965010, 1472910, 1865686, 2798529, 4664215, 5597058, 9328430, 13992645, 27985290]

約数ペア:

[(1, 27985290), (2, 13992645), (3, 9328430), (5, 5597058), (6, 4664215), (10, 2798529), (15, 1865686), (19, 1472910), (29, 965010), (30, 932843), (38, 736455), (57, 490970), (58, 482505), (87, 321670), (95, 294582), (114, 245485), (145, 193002), (174, 160835), (190, 147291), (285, 98194), (290, 96501), (435, 64334), (551, 50790), (570, 49097), (870, 32167), (1102, 25395), (1653, 16930), (1693, 16530), (2755, 10158), (3306, 8465), (3386, 8265), (5079, 5510)]