72919750

素因数分解:

$2^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{97}}^2$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 142376832

約数和(自身を除く): 69457082

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 97, 125, 155, 194, 250, 310, 485, 775, 970, 1550, 2425, 3007, 3875, 4850, 6014, 7750, 9409, 12125, 15035, 18818, 24250, 30070, 47045, 75175, 94090, 150350, 235225, 291679, 375875, 470450, 583358, 751750, 1176125, 1458395, 2352250, 2916790, 7291975, 14583950, 36459875, 72919750]

約数ペア:

[(1, 72919750), (2, 36459875), (5, 14583950), (10, 7291975), (25, 2916790), (31, 2352250), (50, 1458395), (62, 1176125), (97, 751750), (125, 583358), (155, 470450), (194, 375875), (250, 291679), (310, 235225), (485, 150350), (775, 94090), (970, 75175), (1550, 47045), (2425, 30070), (3007, 24250), (3875, 18818), (4850, 15035), (6014, 12125), (7750, 9409)]