12855750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{61}}^1\times {\mathrm{281}}^1$

素因数の和:362

約数の個数: 64

約数和(自身を含む): 32730048

約数和(自身を除く): 19874298

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 61, 75, 122, 125, 150, 183, 250, 281, 305, 366, 375, 562, 610, 750, 843, 915, 1405, 1525, 1686, 1830, 2810, 3050, 4215, 4575, 7025, 7625, 8430, 9150, 14050, 15250, 17141, 21075, 22875, 34282, 35125, 42150, 45750, 51423, 70250, 85705, 102846, 105375, 171410, 210750, 257115, 428525, 514230, 857050, 1285575, 2142625, 2571150, 4285250, 6427875, 12855750]

約数ペア:

[(1, 12855750), (2, 6427875), (3, 4285250), (5, 2571150), (6, 2142625), (10, 1285575), (15, 857050), (25, 514230), (30, 428525), (50, 257115), (61, 210750), (75, 171410), (122, 105375), (125, 102846), (150, 85705), (183, 70250), (250, 51423), (281, 45750), (305, 42150), (366, 35125), (375, 34282), (562, 22875), (610, 21075), (750, 17141), (843, 15250), (915, 14050), (1405, 9150), (1525, 8430), (1686, 7625), (1830, 7025), (2810, 4575), (3050, 4215)]