156763125

素因数分解:

$3^2\times 5^4\times {\mathrm{29}}^1\times {\mathrm{31}}^2$

素因数の和:117

約数の個数: 90

約数和(自身を含む): 302457870

約数和(自身を除く): 145694745

約数列:

[1, 3, 5, 9, 15, 25, 29, 31, 45, 75, 87, 93, 125, 145, 155, 225, 261, 279, 375, 435, 465, 625, 725, 775, 899, 961, 1125, 1305, 1395, 1875, 2175, 2325, 2697, 2883, 3625, 3875, 4495, 4805, 5625, 6525, 6975, 8091, 8649, 10875, 11625, 13485, 14415, 18125, 19375, 22475, 24025, 27869, 32625, 34875, 40455, 43245, 54375, 58125, 67425, 72075, 83607, 112375, 120125, 139345, 163125, 174375, 202275, 216225, 250821, 337125, 360375, 418035, 561875, 600625, 696725, 1011375, 1081125, 1254105, 1685625, 1801875, 2090175, 3483625, 5056875, 5405625, 6270525, 10450875, 17418125, 31352625, 52254375, 156763125]

約数ペア:

[(1, 156763125), (3, 52254375), (5, 31352625), (9, 17418125), (15, 10450875), (25, 6270525), (29, 5405625), (31, 5056875), (45, 3483625), (75, 2090175), (87, 1801875), (93, 1685625), (125, 1254105), (145, 1081125), (155, 1011375), (225, 696725), (261, 600625), (279, 561875), (375, 418035), (435, 360375), (465, 337125), (625, 250821), (725, 216225), (775, 202275), (899, 174375), (961, 163125), (1125, 139345), (1305, 120125), (1395, 112375), (1875, 83607), (2175, 72075), (2325, 67425), (2697, 58125), (2883, 54375), (3625, 43245), (3875, 40455), (4495, 34875), (4805, 32625), (5625, 27869), (6525, 24025), (6975, 22475), (8091, 19375), (8649, 18125), (10875, 14415), (11625, 13485)]