31761850

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:495

約数の個数: 48

約数和(自身を含む): 62674560

約数和(自身を除く): 30912710

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 71, 115, 142, 230, 355, 389, 575, 710, 778, 1150, 1633, 1775, 1945, 3266, 3550, 3890, 8165, 8947, 9725, 16330, 17894, 19450, 27619, 40825, 44735, 55238, 81650, 89470, 138095, 223675, 276190, 447350, 635237, 690475, 1270474, 1380950, 3176185, 6352370, 15880925, 31761850]

約数ペア:

[(1, 31761850), (2, 15880925), (5, 6352370), (10, 3176185), (23, 1380950), (25, 1270474), (46, 690475), (50, 635237), (71, 447350), (115, 276190), (142, 223675), (230, 138095), (355, 89470), (389, 81650), (575, 55238), (710, 44735), (778, 40825), (1150, 27619), (1633, 19450), (1775, 17894), (1945, 16330), (3266, 9725), (3550, 8947), (3890, 8165)]