15207836780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{61169}}^1$

素因数の和:61610

約数の個数: 48

約数和(自身を含む): 33049416960

約数和(自身を除く): 17841580180

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 401, 620, 802, 1604, 2005, 4010, 8020, 12431, 24862, 49724, 61169, 62155, 122338, 124310, 244676, 248620, 305845, 611690, 1223380, 1896239, 3792478, 7584956, 9481195, 18962390, 24528769, 37924780, 49057538, 98115076, 122643845, 245287690, 490575380, 760391839, 1520783678, 3041567356, 3801959195, 7603918390, 15207836780]

約数ペア:

[(1, 15207836780), (2, 7603918390), (4, 3801959195), (5, 3041567356), (10, 1520783678), (20, 760391839), (31, 490575380), (62, 245287690), (124, 122643845), (155, 98115076), (310, 49057538), (401, 37924780), (620, 24528769), (802, 18962390), (1604, 9481195), (2005, 7584956), (4010, 3792478), (8020, 1896239), (12431, 1223380), (24862, 611690), (49724, 305845), (61169, 248620), (62155, 244676), (122338, 124310)]