81452168

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1277}}^1$

素因数の和:1374

約数の個数: 64

約数和(自身を含む): 187712640

約数和(自身を除く): 106260472

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 67, 68, 119, 134, 136, 238, 268, 469, 476, 536, 938, 952, 1139, 1277, 1876, 2278, 2554, 3752, 4556, 5108, 7973, 8939, 9112, 10216, 15946, 17878, 21709, 31892, 35756, 43418, 63784, 71512, 85559, 86836, 151963, 171118, 173672, 303926, 342236, 598913, 607852, 684472, 1197826, 1215704, 1454503, 2395652, 2909006, 4791304, 5818012, 10181521, 11636024, 20363042, 40726084, 81452168]

約数ペア:

[(1, 81452168), (2, 40726084), (4, 20363042), (7, 11636024), (8, 10181521), (14, 5818012), (17, 4791304), (28, 2909006), (34, 2395652), (56, 1454503), (67, 1215704), (68, 1197826), (119, 684472), (134, 607852), (136, 598913), (238, 342236), (268, 303926), (469, 173672), (476, 171118), (536, 151963), (938, 86836), (952, 85559), (1139, 71512), (1277, 63784), (1876, 43418), (2278, 35756), (2554, 31892), (3752, 21709), (4556, 17878), (5108, 15946), (7973, 10216), (8939, 9112)]