80453549020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4049}}^1\times {\mathrm{76423}}^1$

素因数の和:80494

約数の個数: 48

約数和(自身を含む): 181996113600

約数和(自身を除く): 101542564580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 4049, 8098, 16196, 20245, 40490, 52637, 76423, 80980, 105274, 152846, 210548, 263185, 305692, 382115, 526370, 764230, 993499, 1052740, 1528460, 1986998, 3973996, 4967495, 9934990, 19869980, 309436727, 618873454, 1237746908, 1547183635, 3094367270, 4022677451, 6188734540, 8045354902, 16090709804, 20113387255, 40226774510, 80453549020]

約数ペア:

[(1, 80453549020), (2, 40226774510), (4, 20113387255), (5, 16090709804), (10, 8045354902), (13, 6188734540), (20, 4022677451), (26, 3094367270), (52, 1547183635), (65, 1237746908), (130, 618873454), (260, 309436727), (4049, 19869980), (8098, 9934990), (16196, 4967495), (20245, 3973996), (40490, 1986998), (52637, 1528460), (76423, 1052740), (80980, 993499), (105274, 764230), (152846, 526370), (210548, 382115), (263185, 305692)]