13139300

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:221

約数の個数: 72

約数和(自身を含む): 30935520

約数和(自身を除く): 17796220

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 59, 68, 85, 100, 118, 131, 170, 236, 262, 295, 340, 425, 524, 590, 655, 850, 1003, 1180, 1310, 1475, 1700, 2006, 2227, 2620, 2950, 3275, 4012, 4454, 5015, 5900, 6550, 7729, 8908, 10030, 11135, 13100, 15458, 20060, 22270, 25075, 30916, 38645, 44540, 50150, 55675, 77290, 100300, 111350, 131393, 154580, 193225, 222700, 262786, 386450, 525572, 656965, 772900, 1313930, 2627860, 3284825, 6569650, 13139300]

約数ペア:

[(1, 13139300), (2, 6569650), (4, 3284825), (5, 2627860), (10, 1313930), (17, 772900), (20, 656965), (25, 525572), (34, 386450), (50, 262786), (59, 222700), (68, 193225), (85, 154580), (100, 131393), (118, 111350), (131, 100300), (170, 77290), (236, 55675), (262, 50150), (295, 44540), (340, 38645), (425, 30916), (524, 25075), (590, 22270), (655, 20060), (850, 15458), (1003, 13100), (1180, 11135), (1310, 10030), (1475, 8908), (1700, 7729), (2006, 6550), (2227, 5900), (2620, 5015), (2950, 4454), (3275, 4012)]