78919875

素因数分解:

$3^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:150

約数の個数: 96

約数和(自身を含む): 153316800

約数和(自身を除く): 74396925

約数列:

[1, 3, 5, 9, 15, 25, 29, 41, 45, 59, 75, 87, 123, 125, 145, 177, 205, 225, 261, 295, 369, 375, 435, 531, 615, 725, 885, 1025, 1125, 1189, 1305, 1475, 1711, 1845, 2175, 2419, 2655, 3075, 3567, 3625, 4425, 5125, 5133, 5945, 6525, 7257, 7375, 8555, 9225, 10701, 10875, 12095, 13275, 15375, 15399, 17835, 21771, 22125, 25665, 29725, 32625, 36285, 42775, 46125, 53505, 60475, 66375, 70151, 76995, 89175, 108855, 128325, 148625, 181425, 210453, 213875, 267525, 302375, 350755, 384975, 445875, 544275, 631359, 641625, 907125, 1052265, 1337625, 1753775, 1924875, 2721375, 3156795, 5261325, 8768875, 15783975, 26306625, 78919875]

約数ペア:

[(1, 78919875), (3, 26306625), (5, 15783975), (9, 8768875), (15, 5261325), (25, 3156795), (29, 2721375), (41, 1924875), (45, 1753775), (59, 1337625), (75, 1052265), (87, 907125), (123, 641625), (125, 631359), (145, 544275), (177, 445875), (205, 384975), (225, 350755), (261, 302375), (295, 267525), (369, 213875), (375, 210453), (435, 181425), (531, 148625), (615, 128325), (725, 108855), (885, 89175), (1025, 76995), (1125, 70151), (1189, 66375), (1305, 60475), (1475, 53505), (1711, 46125), (1845, 42775), (2175, 36285), (2419, 32625), (2655, 29725), (3075, 25665), (3567, 22125), (3625, 21771), (4425, 17835), (5125, 15399), (5133, 15375), (5945, 13275), (6525, 12095), (7257, 10875), (7375, 10701), (8555, 9225)]