77922780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{99901}}^1$

素因数の和:99926

約数の個数: 48

約数和(自身を含む): 234969504

約数和(自身を除く): 157046724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 99901, 199802, 299703, 399604, 499505, 599406, 999010, 1198812, 1298713, 1498515, 1998020, 2597426, 2997030, 3896139, 5194852, 5994060, 6493565, 7792278, 12987130, 15584556, 19480695, 25974260, 38961390, 77922780]

約数ペア:

[(1, 77922780), (2, 38961390), (3, 25974260), (4, 19480695), (5, 15584556), (6, 12987130), (10, 7792278), (12, 6493565), (13, 5994060), (15, 5194852), (20, 3896139), (26, 2997030), (30, 2597426), (39, 1998020), (52, 1498515), (60, 1298713), (65, 1198812), (78, 999010), (130, 599406), (156, 499505), (195, 399604), (260, 299703), (390, 199802), (780, 99901)]