921158800

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{74287}}^1$

素因数の和:74336

約数の個数: 60

約数和(自身を含む): 2284504576

約数和(自身を除く): 1363345776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 200, 248, 310, 400, 496, 620, 775, 1240, 1550, 2480, 3100, 6200, 12400, 74287, 148574, 297148, 371435, 594296, 742870, 1188592, 1485740, 1857175, 2302897, 2971480, 3714350, 4605794, 5942960, 7428700, 9211588, 11514485, 14857400, 18423176, 23028970, 29714800, 36846352, 46057940, 57572425, 92115880, 115144850, 184231760, 230289700, 460579400, 921158800]

約数ペア:

[(1, 921158800), (2, 460579400), (4, 230289700), (5, 184231760), (8, 115144850), (10, 92115880), (16, 57572425), (20, 46057940), (25, 36846352), (31, 29714800), (40, 23028970), (50, 18423176), (62, 14857400), (80, 11514485), (100, 9211588), (124, 7428700), (155, 5942960), (200, 4605794), (248, 3714350), (310, 2971480), (400, 2302897), (496, 1857175), (620, 1485740), (775, 1188592), (1240, 742870), (1550, 594296), (2480, 371435), (3100, 297148), (6200, 148574), (12400, 74287)]