28140250

素因数分解:

$2^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{3631}}^1$

素因数の和:3679

約数の個数: 32

約数和(自身を含む): 54392832

約数和(自身を除く): 26252582

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 125, 155, 250, 310, 775, 1550, 3631, 3875, 7262, 7750, 18155, 36310, 90775, 112561, 181550, 225122, 453875, 562805, 907750, 1125610, 2814025, 5628050, 14070125, 28140250]

約数ペア:

[(1, 28140250), (2, 14070125), (5, 5628050), (10, 2814025), (25, 1125610), (31, 907750), (50, 562805), (62, 453875), (125, 225122), (155, 181550), (250, 112561), (310, 90775), (775, 36310), (1550, 18155), (3631, 7750), (3875, 7262)]