28208800

素因数分解:

$2^5\times 5^2\times {\mathrm{37}}^1\times {\mathrm{953}}^1$

素因数の和:1010

約数の個数: 72

約数和(自身を含む): 70800156

約数和(自身を除く): 42591356

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 37, 40, 50, 74, 80, 100, 148, 160, 185, 200, 296, 370, 400, 592, 740, 800, 925, 953, 1184, 1480, 1850, 1906, 2960, 3700, 3812, 4765, 5920, 7400, 7624, 9530, 14800, 15248, 19060, 23825, 29600, 30496, 35261, 38120, 47650, 70522, 76240, 95300, 141044, 152480, 176305, 190600, 282088, 352610, 381200, 564176, 705220, 762400, 881525, 1128352, 1410440, 1763050, 2820880, 3526100, 5641760, 7052200, 14104400, 28208800]

約数ペア:

[(1, 28208800), (2, 14104400), (4, 7052200), (5, 5641760), (8, 3526100), (10, 2820880), (16, 1763050), (20, 1410440), (25, 1128352), (32, 881525), (37, 762400), (40, 705220), (50, 564176), (74, 381200), (80, 352610), (100, 282088), (148, 190600), (160, 176305), (185, 152480), (200, 141044), (296, 95300), (370, 76240), (400, 70522), (592, 47650), (740, 38120), (800, 35261), (925, 30496), (953, 29600), (1184, 23825), (1480, 19060), (1850, 15248), (1906, 14800), (2960, 9530), (3700, 7624), (3812, 7400), (4765, 5920)]