78869528

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{1889}}^1$

素因数の和:2219

約数の個数: 32

約数和(自身を含む): 157172400

約数和(自身を除く): 78302872

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 307, 614, 1228, 1889, 2456, 3778, 5219, 7556, 10438, 15112, 20876, 32113, 41752, 64226, 128452, 256904, 579923, 1159846, 2319692, 4639384, 9858691, 19717382, 39434764, 78869528]

約数ペア:

[(1, 78869528), (2, 39434764), (4, 19717382), (8, 9858691), (17, 4639384), (34, 2319692), (68, 1159846), (136, 579923), (307, 256904), (614, 128452), (1228, 64226), (1889, 41752), (2456, 32113), (3778, 20876), (5219, 15112), (7556, 10438)]