7780491056

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{385631}}^1$

素因数の和:385749

約数の個数: 40

約数和(自身を含む): 16401700224

約数和(自身を除く): 8621209168

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 97, 104, 194, 208, 388, 776, 1261, 1552, 2522, 5044, 10088, 20176, 385631, 771262, 1542524, 3085048, 5013203, 6170096, 10026406, 20052812, 37406207, 40105624, 74812414, 80211248, 149624828, 299249656, 486280691, 598499312, 972561382, 1945122764, 3890245528, 7780491056]

約数ペア:

[(1, 7780491056), (2, 3890245528), (4, 1945122764), (8, 972561382), (13, 598499312), (16, 486280691), (26, 299249656), (52, 149624828), (97, 80211248), (104, 74812414), (194, 40105624), (208, 37406207), (388, 20052812), (776, 10026406), (1261, 6170096), (1552, 5013203), (2522, 3085048), (5044, 1542524), (10088, 771262), (20176, 385631)]