15747100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:247

約数の個数: 72

約数和(自身を含む): 37028880

約数和(自身を除く): 21281780

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 59, 68, 85, 100, 118, 157, 170, 236, 295, 314, 340, 425, 590, 628, 785, 850, 1003, 1180, 1475, 1570, 1700, 2006, 2669, 2950, 3140, 3925, 4012, 5015, 5338, 5900, 7850, 9263, 10030, 10676, 13345, 15700, 18526, 20060, 25075, 26690, 37052, 46315, 50150, 53380, 66725, 92630, 100300, 133450, 157471, 185260, 231575, 266900, 314942, 463150, 629884, 787355, 926300, 1574710, 3149420, 3936775, 7873550, 15747100]

約数ペア:

[(1, 15747100), (2, 7873550), (4, 3936775), (5, 3149420), (10, 1574710), (17, 926300), (20, 787355), (25, 629884), (34, 463150), (50, 314942), (59, 266900), (68, 231575), (85, 185260), (100, 157471), (118, 133450), (157, 100300), (170, 92630), (236, 66725), (295, 53380), (314, 50150), (340, 46315), (425, 37052), (590, 26690), (628, 25075), (785, 20060), (850, 18526), (1003, 15700), (1180, 13345), (1475, 10676), (1570, 10030), (1700, 9263), (2006, 7850), (2669, 5900), (2950, 5338), (3140, 5015), (3925, 4012)]