81433950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41761}}^1$

素因数の和:41789

約数の個数: 48

約数和(自身を含む): 217496496

約数和(自身を除く): 136062546

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 41761, 83522, 125283, 208805, 250566, 417610, 542893, 626415, 1044025, 1085786, 1252830, 1628679, 2088050, 2714465, 3132075, 3257358, 5428930, 6264150, 8143395, 13572325, 16286790, 27144650, 40716975, 81433950]

約数ペア:

[(1, 81433950), (2, 40716975), (3, 27144650), (5, 16286790), (6, 13572325), (10, 8143395), (13, 6264150), (15, 5428930), (25, 3257358), (26, 3132075), (30, 2714465), (39, 2088050), (50, 1628679), (65, 1252830), (75, 1085786), (78, 1044025), (130, 626415), (150, 542893), (195, 417610), (325, 250566), (390, 208805), (650, 125283), (975, 83522), (1950, 41761)]