78469341760

素因数分解:

$2^6\times 5^1\times {\mathrm{491}}^1\times {\mathrm{499423}}^1$

素因数の和:499931

約数の個数: 56

約数和(自身を含む): 187236055296

約数和(自身を除く): 108766713536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 491, 982, 1964, 2455, 3928, 4910, 7856, 9820, 15712, 19640, 31424, 39280, 78560, 157120, 499423, 998846, 1997692, 2497115, 3995384, 4994230, 7990768, 9988460, 15981536, 19976920, 31963072, 39953840, 79907680, 159815360, 245216693, 490433386, 980866772, 1226083465, 1961733544, 2452166930, 3923467088, 4904333860, 7846934176, 9808667720, 15693868352, 19617335440, 39234670880, 78469341760]

約数ペア:

[(1, 78469341760), (2, 39234670880), (4, 19617335440), (5, 15693868352), (8, 9808667720), (10, 7846934176), (16, 4904333860), (20, 3923467088), (32, 2452166930), (40, 1961733544), (64, 1226083465), (80, 980866772), (160, 490433386), (320, 245216693), (491, 159815360), (982, 79907680), (1964, 39953840), (2455, 31963072), (3928, 19976920), (4910, 15981536), (7856, 9988460), (9820, 7990768), (15712, 4994230), (19640, 3995384), (31424, 2497115), (39280, 1997692), (78560, 998846), (157120, 499423)]