25120850

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{853}}^1$

素因数の和:915

約数の個数: 48

約数和(自身を含む): 50830080

約数和(自身を除く): 25709230

約数列:

[1, 2, 5, 10, 19, 25, 31, 38, 50, 62, 95, 155, 190, 310, 475, 589, 775, 853, 950, 1178, 1550, 1706, 2945, 4265, 5890, 8530, 14725, 16207, 21325, 26443, 29450, 32414, 42650, 52886, 81035, 132215, 162070, 264430, 405175, 502417, 661075, 810350, 1004834, 1322150, 2512085, 5024170, 12560425, 25120850]

約数ペア:

[(1, 25120850), (2, 12560425), (5, 5024170), (10, 2512085), (19, 1322150), (25, 1004834), (31, 810350), (38, 661075), (50, 502417), (62, 405175), (95, 264430), (155, 162070), (190, 132215), (310, 81035), (475, 52886), (589, 42650), (775, 32414), (853, 29450), (950, 26443), (1178, 21325), (1550, 16207), (1706, 14725), (2945, 8530), (4265, 5890)]