2587029380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{54973}}^1$

素因数の和:55176

約数の個数: 48

約数和(自身を含む): 5883097584

約数和(自身を除く): 3296068204

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 181, 260, 362, 724, 905, 1810, 2353, 3620, 4706, 9412, 11765, 23530, 47060, 54973, 109946, 219892, 274865, 549730, 714649, 1099460, 1429298, 2858596, 3573245, 7146490, 9950113, 14292980, 19900226, 39800452, 49750565, 99501130, 129351469, 199002260, 258702938, 517405876, 646757345, 1293514690, 2587029380]

約数ペア:

[(1, 2587029380), (2, 1293514690), (4, 646757345), (5, 517405876), (10, 258702938), (13, 199002260), (20, 129351469), (26, 99501130), (52, 49750565), (65, 39800452), (130, 19900226), (181, 14292980), (260, 9950113), (362, 7146490), (724, 3573245), (905, 2858596), (1810, 1429298), (2353, 1099460), (3620, 714649), (4706, 549730), (9412, 274865), (11765, 219892), (23530, 109946), (47060, 54973)]