1312278100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{691}}^1\times {\mathrm{2713}}^1$

素因数の和:3425

約数の個数: 72

約数和(自身を含む): 3260360768

約数和(自身を除く): 1948082668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 691, 700, 1382, 2713, 2764, 3455, 4837, 5426, 6910, 9674, 10852, 13565, 13820, 17275, 18991, 19348, 24185, 27130, 34550, 37982, 48370, 54260, 67825, 69100, 75964, 94955, 96740, 120925, 135650, 189910, 241850, 271300, 379820, 474775, 483700, 949550, 1874683, 1899100, 3749366, 7498732, 9373415, 13122781, 18746830, 26245562, 37493660, 46867075, 52491124, 65613905, 93734150, 131227810, 187468300, 262455620, 328069525, 656139050, 1312278100]

約数ペア:

[(1, 1312278100), (2, 656139050), (4, 328069525), (5, 262455620), (7, 187468300), (10, 131227810), (14, 93734150), (20, 65613905), (25, 52491124), (28, 46867075), (35, 37493660), (50, 26245562), (70, 18746830), (100, 13122781), (140, 9373415), (175, 7498732), (350, 3749366), (691, 1899100), (700, 1874683), (1382, 949550), (2713, 483700), (2764, 474775), (3455, 379820), (4837, 271300), (5426, 241850), (6910, 189910), (9674, 135650), (10852, 120925), (13565, 96740), (13820, 94955), (17275, 75964), (18991, 69100), (19348, 67825), (24185, 54260), (27130, 48370), (34550, 37982)]