2678889492500

素因数分解:

$2^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{82427369}}^1$

素因数の和:82427406

約数の個数: 60

約数和(自身を含む): 6308826045060

約数和(自身を除く): 3629936552560

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 625, 650, 1250, 1300, 1625, 2500, 3250, 6500, 8125, 16250, 32500, 82427369, 164854738, 329709476, 412136845, 824273690, 1071555797, 1648547380, 2060684225, 2143111594, 4121368450, 4286223188, 5357778985, 8242736900, 10303421125, 10715557970, 20606842250, 21431115940, 26788894925, 41213684500, 51517105625, 53577789850, 103034211250, 107155579700, 133944474625, 206068422500, 267888949250, 535777898500, 669722373125, 1339444746250, 2678889492500]

約数ペア:

[(1, 2678889492500), (2, 1339444746250), (4, 669722373125), (5, 535777898500), (10, 267888949250), (13, 206068422500), (20, 133944474625), (25, 107155579700), (26, 103034211250), (50, 53577789850), (52, 51517105625), (65, 41213684500), (100, 26788894925), (125, 21431115940), (130, 20606842250), (250, 10715557970), (260, 10303421125), (325, 8242736900), (500, 5357778985), (625, 4286223188), (650, 4121368450), (1250, 2143111594), (1300, 2060684225), (1625, 1648547380), (2500, 1071555797), (3250, 824273690), (6500, 412136845), (8125, 329709476), (16250, 164854738), (32500, 82427369)]