9455000

素因数分解:

$2^3\times 5^4\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:118

約数の個数: 80

約数和(自身を含む): 23242560

約数和(自身を除く): 13787560

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 61, 62, 100, 122, 124, 125, 155, 200, 244, 248, 250, 305, 310, 488, 500, 610, 620, 625, 775, 1000, 1220, 1240, 1250, 1525, 1550, 1891, 2440, 2500, 3050, 3100, 3782, 3875, 5000, 6100, 6200, 7564, 7625, 7750, 9455, 12200, 15128, 15250, 15500, 18910, 19375, 30500, 31000, 37820, 38125, 38750, 47275, 61000, 75640, 76250, 77500, 94550, 152500, 155000, 189100, 236375, 305000, 378200, 472750, 945500, 1181875, 1891000, 2363750, 4727500, 9455000]

約数ペア:

[(1, 9455000), (2, 4727500), (4, 2363750), (5, 1891000), (8, 1181875), (10, 945500), (20, 472750), (25, 378200), (31, 305000), (40, 236375), (50, 189100), (61, 155000), (62, 152500), (100, 94550), (122, 77500), (124, 76250), (125, 75640), (155, 61000), (200, 47275), (244, 38750), (248, 38125), (250, 37820), (305, 31000), (310, 30500), (488, 19375), (500, 18910), (610, 15500), (620, 15250), (625, 15128), (775, 12200), (1000, 9455), (1220, 7750), (1240, 7625), (1250, 7564), (1525, 6200), (1550, 6100), (1891, 5000), (2440, 3875), (2500, 3782), (3050, 3100)]