55285215

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:200

約数の個数: 64

約数和(自身を含む): 97708032

約数和(自身を除く): 42422817

約数列:

[1, 3, 5, 15, 23, 37, 61, 69, 71, 111, 115, 183, 185, 213, 305, 345, 355, 555, 851, 915, 1065, 1403, 1633, 2257, 2553, 2627, 4209, 4255, 4331, 4899, 6771, 7015, 7881, 8165, 11285, 12765, 12993, 13135, 21045, 21655, 24495, 33855, 39405, 51911, 60421, 64965, 99613, 155733, 160247, 181263, 259555, 298839, 302105, 480741, 498065, 778665, 801235, 906315, 1494195, 2403705, 3685681, 11057043, 18428405, 55285215]

約数ペア:

[(1, 55285215), (3, 18428405), (5, 11057043), (15, 3685681), (23, 2403705), (37, 1494195), (61, 906315), (69, 801235), (71, 778665), (111, 498065), (115, 480741), (183, 302105), (185, 298839), (213, 259555), (305, 181263), (345, 160247), (355, 155733), (555, 99613), (851, 64965), (915, 60421), (1065, 51911), (1403, 39405), (1633, 33855), (2257, 24495), (2553, 21655), (2627, 21045), (4209, 13135), (4255, 12993), (4331, 12765), (4899, 11285), (6771, 8165), (7015, 7881)]