13048520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:678

約数の個数: 64

約数和(自身を含む): 32140800

約数和(自身を除く): 19092280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 85, 124, 136, 155, 170, 248, 310, 340, 527, 619, 620, 680, 1054, 1238, 1240, 2108, 2476, 2635, 3095, 4216, 4952, 5270, 6190, 10523, 10540, 12380, 19189, 21046, 21080, 24760, 38378, 42092, 52615, 76756, 84184, 95945, 105230, 153512, 191890, 210460, 326213, 383780, 420920, 652426, 767560, 1304852, 1631065, 2609704, 3262130, 6524260, 13048520]

約数ペア:

[(1, 13048520), (2, 6524260), (4, 3262130), (5, 2609704), (8, 1631065), (10, 1304852), (17, 767560), (20, 652426), (31, 420920), (34, 383780), (40, 326213), (62, 210460), (68, 191890), (85, 153512), (124, 105230), (136, 95945), (155, 84184), (170, 76756), (248, 52615), (310, 42092), (340, 38378), (527, 24760), (619, 21080), (620, 21046), (680, 19189), (1054, 12380), (1238, 10540), (1240, 10523), (2108, 6190), (2476, 5270), (2635, 4952), (3095, 4216)]