20083020975

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{228281}}^1$

素因数の和:228337

約数の個数: 72

約数和(自身を含む): 39742983072

約数和(自身を除く): 19659962097

約数列:

[1, 3, 5, 9, 15, 17, 23, 25, 45, 51, 69, 75, 85, 115, 153, 207, 225, 255, 345, 391, 425, 575, 765, 1035, 1173, 1275, 1725, 1955, 3519, 3825, 5175, 5865, 9775, 17595, 29325, 87975, 228281, 684843, 1141405, 2054529, 3424215, 3880777, 5250463, 5707025, 10272645, 11642331, 15751389, 17121075, 19403885, 26252315, 34926993, 47254167, 51363225, 58211655, 78756945, 89257871, 97019425, 131261575, 174634965, 236270835, 267773613, 291058275, 393784725, 446289355, 803320839, 873174825, 1181354175, 1338868065, 2231446775, 4016604195, 6694340325, 20083020975]

約数ペア:

[(1, 20083020975), (3, 6694340325), (5, 4016604195), (9, 2231446775), (15, 1338868065), (17, 1181354175), (23, 873174825), (25, 803320839), (45, 446289355), (51, 393784725), (69, 291058275), (75, 267773613), (85, 236270835), (115, 174634965), (153, 131261575), (207, 97019425), (225, 89257871), (255, 78756945), (345, 58211655), (391, 51363225), (425, 47254167), (575, 34926993), (765, 26252315), (1035, 19403885), (1173, 17121075), (1275, 15751389), (1725, 11642331), (1955, 10272645), (3519, 5707025), (3825, 5250463), (5175, 3880777), (5865, 3424215), (9775, 2054529), (17595, 1141405), (29325, 684843), (87975, 228281)]