77201420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{3389}}^1$

素因数の和:3482

約数の個数: 48

約数和(自身を含む): 174273120

約数和(自身を除く): 97071700

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 67, 68, 85, 134, 170, 268, 335, 340, 670, 1139, 1340, 2278, 3389, 4556, 5695, 6778, 11390, 13556, 16945, 22780, 33890, 57613, 67780, 115226, 227063, 230452, 288065, 454126, 576130, 908252, 1135315, 1152260, 2270630, 3860071, 4541260, 7720142, 15440284, 19300355, 38600710, 77201420]

約数ペア:

[(1, 77201420), (2, 38600710), (4, 19300355), (5, 15440284), (10, 7720142), (17, 4541260), (20, 3860071), (34, 2270630), (67, 1152260), (68, 1135315), (85, 908252), (134, 576130), (170, 454126), (268, 288065), (335, 230452), (340, 227063), (670, 115226), (1139, 67780), (1340, 57613), (2278, 33890), (3389, 22780), (4556, 16945), (5695, 13556), (6778, 11390)]