64592020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:197

約数の個数: 96

約数和(自身を含む): 150796800

約数和(自身を除く): 86204780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 59, 67, 76, 86, 95, 118, 134, 172, 190, 215, 236, 268, 295, 335, 380, 430, 590, 670, 817, 860, 1121, 1180, 1273, 1340, 1634, 2242, 2537, 2546, 2881, 3268, 3953, 4085, 4484, 5074, 5092, 5605, 5762, 6365, 7906, 8170, 10148, 11210, 11524, 12685, 12730, 14405, 15812, 16340, 19765, 22420, 25370, 25460, 28810, 39530, 48203, 50740, 54739, 57620, 75107, 79060, 96406, 109478, 150214, 169979, 192812, 218956, 241015, 273695, 300428, 339958, 375535, 482030, 547390, 679916, 751070, 849895, 964060, 1094780, 1502140, 1699790, 3229601, 3399580, 6459202, 12918404, 16148005, 32296010, 64592020]

約数ペア:

[(1, 64592020), (2, 32296010), (4, 16148005), (5, 12918404), (10, 6459202), (19, 3399580), (20, 3229601), (38, 1699790), (43, 1502140), (59, 1094780), (67, 964060), (76, 849895), (86, 751070), (95, 679916), (118, 547390), (134, 482030), (172, 375535), (190, 339958), (215, 300428), (236, 273695), (268, 241015), (295, 218956), (335, 192812), (380, 169979), (430, 150214), (590, 109478), (670, 96406), (817, 79060), (860, 75107), (1121, 57620), (1180, 54739), (1273, 50740), (1340, 48203), (1634, 39530), (2242, 28810), (2537, 25460), (2546, 25370), (2881, 22420), (3268, 19765), (3953, 16340), (4085, 15812), (4484, 14405), (5074, 12730), (5092, 12685), (5605, 11524), (5762, 11210), (6365, 10148), (7906, 8170)]