55409920

素因数分解:

$2^8\times 5^1\times {\mathrm{73}}^1\times {\mathrm{593}}^1$

素因数の和:687

約数の個数: 72

約数和(自身を含む): 134769096

約数和(自身を除く): 79359176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 256, 292, 320, 365, 584, 593, 640, 730, 1168, 1186, 1280, 1460, 2336, 2372, 2920, 2965, 4672, 4744, 5840, 5930, 9344, 9488, 11680, 11860, 18688, 18976, 23360, 23720, 37952, 43289, 46720, 47440, 75904, 86578, 93440, 94880, 151808, 173156, 189760, 216445, 346312, 379520, 432890, 692624, 759040, 865780, 1385248, 1731560, 2770496, 3463120, 5540992, 6926240, 11081984, 13852480, 27704960, 55409920]

約数ペア:

[(1, 55409920), (2, 27704960), (4, 13852480), (5, 11081984), (8, 6926240), (10, 5540992), (16, 3463120), (20, 2770496), (32, 1731560), (40, 1385248), (64, 865780), (73, 759040), (80, 692624), (128, 432890), (146, 379520), (160, 346312), (256, 216445), (292, 189760), (320, 173156), (365, 151808), (584, 94880), (593, 93440), (640, 86578), (730, 75904), (1168, 47440), (1186, 46720), (1280, 43289), (1460, 37952), (2336, 23720), (2372, 23360), (2920, 18976), (2965, 18688), (4672, 11860), (4744, 11680), (5840, 9488), (5930, 9344)]