1301920100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{5189}}^1$

素因数の和:5409

約数の個数: 72

約数和(自身を含む): 3058840680

約数和(自身を除く): 1756920580

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 193, 260, 325, 386, 650, 772, 965, 1300, 1930, 2509, 3860, 4825, 5018, 5189, 9650, 10036, 10378, 12545, 19300, 20756, 25090, 25945, 50180, 51890, 62725, 67457, 103780, 125450, 129725, 134914, 250900, 259450, 269828, 337285, 518900, 674570, 1001477, 1349140, 1686425, 2002954, 3372850, 4005908, 5007385, 6745700, 10014770, 13019201, 20029540, 25036925, 26038402, 50073850, 52076804, 65096005, 100147700, 130192010, 260384020, 325480025, 650960050, 1301920100]

約数ペア:

[(1, 1301920100), (2, 650960050), (4, 325480025), (5, 260384020), (10, 130192010), (13, 100147700), (20, 65096005), (25, 52076804), (26, 50073850), (50, 26038402), (52, 25036925), (65, 20029540), (100, 13019201), (130, 10014770), (193, 6745700), (260, 5007385), (325, 4005908), (386, 3372850), (650, 2002954), (772, 1686425), (965, 1349140), (1300, 1001477), (1930, 674570), (2509, 518900), (3860, 337285), (4825, 269828), (5018, 259450), (5189, 250900), (9650, 134914), (10036, 129725), (10378, 125450), (12545, 103780), (19300, 67457), (20756, 62725), (25090, 51890), (25945, 50180)]