20802563325

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{967}}^1\times {\mathrm{4157}}^1$

素因数の和:5163

約数の個数: 72

約数和(自身を含む): 38929258368

約数和(自身を除く): 18126695043

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 207, 225, 345, 575, 967, 1035, 1725, 2901, 4157, 4835, 5175, 8703, 12471, 14505, 20785, 22241, 24175, 37413, 43515, 62355, 66723, 72525, 95611, 103925, 111205, 187065, 200169, 217575, 286833, 311775, 333615, 478055, 556025, 860499, 935325, 1000845, 1434165, 1668075, 2390275, 4019819, 4302495, 5004225, 7170825, 12059457, 20099095, 21512475, 36178371, 60297285, 92455837, 100495475, 180891855, 277367511, 301486425, 462279185, 832102533, 904459275, 1386837555, 2311395925, 4160512665, 6934187775, 20802563325]

約数ペア:

[(1, 20802563325), (3, 6934187775), (5, 4160512665), (9, 2311395925), (15, 1386837555), (23, 904459275), (25, 832102533), (45, 462279185), (69, 301486425), (75, 277367511), (115, 180891855), (207, 100495475), (225, 92455837), (345, 60297285), (575, 36178371), (967, 21512475), (1035, 20099095), (1725, 12059457), (2901, 7170825), (4157, 5004225), (4835, 4302495), (5175, 4019819), (8703, 2390275), (12471, 1668075), (14505, 1434165), (20785, 1000845), (22241, 935325), (24175, 860499), (37413, 556025), (43515, 478055), (62355, 333615), (66723, 311775), (72525, 286833), (95611, 217575), (103925, 200169), (111205, 187065)]