28078250

素因数分解:

$2^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{3623}}^1$

素因数の和:3671

約数の個数: 32

約数和(自身を含む): 54273024

約数和(自身を除く): 26194774

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 125, 155, 250, 310, 775, 1550, 3623, 3875, 7246, 7750, 18115, 36230, 90575, 112313, 181150, 224626, 452875, 561565, 905750, 1123130, 2807825, 5615650, 14039125, 28078250]

約数ペア:

[(1, 28078250), (2, 14039125), (5, 5615650), (10, 2807825), (25, 1123130), (31, 905750), (50, 561565), (62, 452875), (125, 224626), (155, 181150), (250, 112313), (310, 90575), (775, 36230), (1550, 18115), (3623, 7750), (3875, 7246)]