38880800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:211

約数の個数: 144

約数和(自身を含む): 111367872

約数和(自身を除く): 72487072

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 53, 56, 70, 80, 100, 106, 112, 131, 140, 160, 175, 200, 212, 224, 262, 265, 280, 350, 371, 400, 424, 524, 530, 560, 655, 700, 742, 800, 848, 917, 1048, 1060, 1120, 1310, 1325, 1400, 1484, 1696, 1834, 1855, 2096, 2120, 2620, 2650, 2800, 2968, 3275, 3668, 3710, 4192, 4240, 4585, 5240, 5300, 5600, 5936, 6550, 6943, 7336, 7420, 8480, 9170, 9275, 10480, 10600, 11872, 13100, 13886, 14672, 14840, 18340, 18550, 20960, 21200, 22925, 26200, 27772, 29344, 29680, 34715, 36680, 37100, 42400, 45850, 48601, 52400, 55544, 59360, 69430, 73360, 74200, 91700, 97202, 104800, 111088, 138860, 146720, 148400, 173575, 183400, 194404, 222176, 243005, 277720, 296800, 347150, 366800, 388808, 486010, 555440, 694300, 733600, 777616, 972020, 1110880, 1215025, 1388600, 1555232, 1944040, 2430050, 2777200, 3888080, 4860100, 5554400, 7776160, 9720200, 19440400, 38880800]

約数ペア:

[(1, 38880800), (2, 19440400), (4, 9720200), (5, 7776160), (7, 5554400), (8, 4860100), (10, 3888080), (14, 2777200), (16, 2430050), (20, 1944040), (25, 1555232), (28, 1388600), (32, 1215025), (35, 1110880), (40, 972020), (50, 777616), (53, 733600), (56, 694300), (70, 555440), (80, 486010), (100, 388808), (106, 366800), (112, 347150), (131, 296800), (140, 277720), (160, 243005), (175, 222176), (200, 194404), (212, 183400), (224, 173575), (262, 148400), (265, 146720), (280, 138860), (350, 111088), (371, 104800), (400, 97202), (424, 91700), (524, 74200), (530, 73360), (560, 69430), (655, 59360), (700, 55544), (742, 52400), (800, 48601), (848, 45850), (917, 42400), (1048, 37100), (1060, 36680), (1120, 34715), (1310, 29680), (1325, 29344), (1400, 27772), (1484, 26200), (1696, 22925), (1834, 21200), (1855, 20960), (2096, 18550), (2120, 18340), (2620, 14840), (2650, 14672), (2800, 13886), (2968, 13100), (3275, 11872), (3668, 10600), (3710, 10480), (4192, 9275), (4240, 9170), (4585, 8480), (5240, 7420), (5300, 7336), (5600, 6943), (5936, 6550)]