79436475

素因数分解:

$3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:245

約数の個数: 72

約数和(自身を含む): 148948800

約数和(自身を除く): 69512325

約数列:

[1, 3, 5, 9, 15, 25, 41, 45, 75, 79, 109, 123, 205, 225, 237, 327, 369, 395, 545, 615, 711, 981, 1025, 1185, 1635, 1845, 1975, 2725, 3075, 3239, 3555, 4469, 4905, 5925, 8175, 8611, 9225, 9717, 13407, 16195, 17775, 22345, 24525, 25833, 29151, 40221, 43055, 48585, 67035, 77499, 80975, 111725, 129165, 145755, 201105, 215275, 242925, 335175, 353051, 387495, 645825, 728775, 1005525, 1059153, 1765255, 1937475, 3177459, 5295765, 8826275, 15887295, 26478825, 79436475]

約数ペア:

[(1, 79436475), (3, 26478825), (5, 15887295), (9, 8826275), (15, 5295765), (25, 3177459), (41, 1937475), (45, 1765255), (75, 1059153), (79, 1005525), (109, 728775), (123, 645825), (205, 387495), (225, 353051), (237, 335175), (327, 242925), (369, 215275), (395, 201105), (545, 145755), (615, 129165), (711, 111725), (981, 80975), (1025, 77499), (1185, 67035), (1635, 48585), (1845, 43055), (1975, 40221), (2725, 29151), (3075, 25833), (3239, 24525), (3555, 22345), (4469, 17775), (4905, 16195), (5925, 13407), (8175, 9717), (8611, 9225)]