78358204

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 151244800

約数和(自身を除く): 72886596

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 79, 124, 158, 316, 421, 589, 842, 1178, 1501, 1684, 2356, 2449, 3002, 4898, 6004, 7999, 9796, 13051, 15998, 26102, 31996, 33259, 46531, 52204, 66518, 93062, 133036, 186124, 247969, 495938, 631921, 991876, 1031029, 1263842, 2062058, 2527684, 4124116, 19589551, 39179102, 78358204]

約数ペア:

[(1, 78358204), (2, 39179102), (4, 19589551), (19, 4124116), (31, 2527684), (38, 2062058), (62, 1263842), (76, 1031029), (79, 991876), (124, 631921), (158, 495938), (316, 247969), (421, 186124), (589, 133036), (842, 93062), (1178, 66518), (1501, 52204), (1684, 46531), (2356, 33259), (2449, 31996), (3002, 26102), (4898, 15998), (6004, 13051), (7999, 9796)]