71384480

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{6659}}^1$

素因数の和:6741

約数の個数: 48

約数和(自身を含む): 171188640

約数和(自身を除く): 99804160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 134, 160, 268, 335, 536, 670, 1072, 1340, 2144, 2680, 5360, 6659, 10720, 13318, 26636, 33295, 53272, 66590, 106544, 133180, 213088, 266360, 446153, 532720, 892306, 1065440, 1784612, 2230765, 3569224, 4461530, 7138448, 8923060, 14276896, 17846120, 35692240, 71384480]

約数ペア:

[(1, 71384480), (2, 35692240), (4, 17846120), (5, 14276896), (8, 8923060), (10, 7138448), (16, 4461530), (20, 3569224), (32, 2230765), (40, 1784612), (67, 1065440), (80, 892306), (134, 532720), (160, 446153), (268, 266360), (335, 213088), (536, 133180), (670, 106544), (1072, 66590), (1340, 53272), (2144, 33295), (2680, 26636), (5360, 13318), (6659, 10720)]