9091900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:163

約数の個数: 72

約数和(自身を含む): 21248640

約数和(自身を除く): 12156740

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 59, 67, 92, 100, 115, 118, 134, 230, 236, 268, 295, 335, 460, 575, 590, 670, 1150, 1180, 1340, 1357, 1475, 1541, 1675, 2300, 2714, 2950, 3082, 3350, 3953, 5428, 5900, 6164, 6700, 6785, 7705, 7906, 13570, 15410, 15812, 19765, 27140, 30820, 33925, 38525, 39530, 67850, 77050, 79060, 90919, 98825, 135700, 154100, 181838, 197650, 363676, 395300, 454595, 909190, 1818380, 2272975, 4545950, 9091900]

約数ペア:

[(1, 9091900), (2, 4545950), (4, 2272975), (5, 1818380), (10, 909190), (20, 454595), (23, 395300), (25, 363676), (46, 197650), (50, 181838), (59, 154100), (67, 135700), (92, 98825), (100, 90919), (115, 79060), (118, 77050), (134, 67850), (230, 39530), (236, 38525), (268, 33925), (295, 30820), (335, 27140), (460, 19765), (575, 15812), (590, 15410), (670, 13570), (1150, 7906), (1180, 7705), (1340, 6785), (1357, 6700), (1475, 6164), (1541, 5900), (1675, 5428), (2300, 3953), (2714, 3350), (2950, 3082)]