12156901250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{1777}}^1$

素因数の和:2233

約数の個数: 80

約数和(自身を含む): 24611865432

約数和(自身を除く): 12454964182

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 421, 625, 650, 842, 1250, 1625, 1777, 2105, 3250, 3554, 4210, 5473, 8125, 8885, 10525, 10946, 16250, 17770, 21050, 23101, 27365, 44425, 46202, 52625, 54730, 88850, 105250, 115505, 136825, 222125, 231010, 263125, 273650, 444250, 526250, 577525, 684125, 748117, 1110625, 1155050, 1368250, 1496234, 2221250, 2887625, 3420625, 3740585, 5775250, 6841250, 7481170, 9725521, 14438125, 18702925, 19451042, 28876250, 37405850, 48627605, 93514625, 97255210, 187029250, 243138025, 467573125, 486276050, 935146250, 1215690125, 2431380250, 6078450625, 12156901250]

約数ペア:

[(1, 12156901250), (2, 6078450625), (5, 2431380250), (10, 1215690125), (13, 935146250), (25, 486276050), (26, 467573125), (50, 243138025), (65, 187029250), (125, 97255210), (130, 93514625), (250, 48627605), (325, 37405850), (421, 28876250), (625, 19451042), (650, 18702925), (842, 14438125), (1250, 9725521), (1625, 7481170), (1777, 6841250), (2105, 5775250), (3250, 3740585), (3554, 3420625), (4210, 2887625), (5473, 2221250), (8125, 1496234), (8885, 1368250), (10525, 1155050), (10946, 1110625), (16250, 748117), (17770, 684125), (21050, 577525), (23101, 526250), (27365, 444250), (44425, 273650), (46202, 263125), (52625, 231010), (54730, 222125), (88850, 136825), (105250, 115505)]